Track Awesome Go Updates Weekly

A curated list of awesome Go frameworks, libraries and software

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[ Daily / Weekly / Overview ]

Nov 11 - Nov 17, 2024

Caches

• pocache (⭐206) - Pocache is a minimal cache package which focuses on a preemptive optimistic caching strategy.

Template Engines

• htmgo - build simple and scalable systems with go + htmx

Utilities

• go-tripper (⭐10) - Tripper is a circuit breaker package for Go that allows you to circuit and control the status of circuits.

Validation

• Zog (⭐177) - A Zod (⭐34k) inspired schema builder for runtime value parsing and validation. ⬆ back to top

Workflow Frameworks / Libraries for creating HTTP middlewares

• workflow (⭐111) - A tech stack agnostic Event Driven Workflow framework.

Zero Trust / Libraries for creating HTTP middlewares

• OpenZiti (⭐2.8k) - A full, open source zero trust overlay network. Including numerous SDKs for numerous languages such as golang (⭐100) allowing you to embed zero trust principles directly into your applications. The OpenZiti Test Kitchen has numerous examples to draw inspiration from including a zero trust ssh client - zssh (⭐36)

Oct 28 - Nov 03, 2024

Distributed Systems

• NATS (⭐16k) - NATS is a simple, secure, and performant communications system for digital systems, services, and devices.

Messaging

• NATS Go Client (⭐5.6k) - Go client for the NATS messaging system.

Parsers/Encoders/Decoders

• vdf (⭐44) - A Lexer and Parser for Valves Data Format (known as vdf) written in Go.

Third-party APIs

• go-gerrit (⭐94) - Go cient library for Gerrit Code Review.

Web Frameworks

• WebGo (⭐303) - A micro-framework to build web apps with handler chaining, middleware, and context injection. With standard library-compliant HTTP handlers (i.e., http.HandlerFunc)..

Code Analysis / Libraries for creating HTTP middlewares

• fatcontext (⭐10) - Fatcontext detects nested contexts in loops or function literals.

Oct 21 - Oct 27, 2024

Databases Implemented in Go

• redka (⭐3.5k) - Redis re-implemented with SQLite.

Images

• go-qrcode (⭐563) - Generate QR codes with personalized styles, allowing adjustments to color, block size, shape, and icons.

Utilities

• go-events (⭐2) - A go event and event'subscribe package, like wordpress hook functions.

Workflow Frameworks / Libraries for creating HTTP middlewares

• go-taskflow (⭐90) - A taskflow-like General-purpose Task-parallel Programming Framework with integrated visualizer and profiler.

Websites / Libraries for creating HTTP middlewares

• Golang Nugget - A weekly roundup of the best Go content, delivered to your inbox every Monday.

Oct 14 - Oct 20, 2024

Financial

• udecimal (⭐109) - High performance, high precision, zero allocation fixed-point decimal library for financial applications.

Networking

• cloudflared (⭐9.3k) - Cloudflare Tunnel client (formerly Argo Tunnel).

Utilities

• sesh (⭐654) - Sesh is a CLI that helps you create and manage tmux sessions quickly and easily using zoxide.

Free e-books / Libraries for creating HTTP middlewares

• Build a blockchain from scratch in Go with gRPC (⭐224) - The foundational and practical guide for effectively learning and progressively building a blockchain from scratch in Go with gRPC.

Guided Learning / Libraries for creating HTTP middlewares

• The Go Skill Tree - A structured learning path that combines both free and premium resources.

Oct 07 - Oct 13, 2024

Artificial Intelligence

• chromem-go (⭐290) - Embeddable vector database for Go with Chroma-like interface and zero third-party dependencies. In-memory with optional persistence.

Authentication and OAuth

• gosession (⭐251) - This is quick session for net/http in GoLang. This package is perhaps the best implementation of the session mechanism, or at least it tries to become one.

Queues

• hatchet (⭐4.2k) - Distributed, Fault-tolerant task queue.

Error Handling

• errors (⭐67) - Drop-in replacement for builtin Go errors. This is a minimal error handling package with custom error types, user friendly messages, Unwrap & Is. With very easy to use and straightforward helper functions.

Financial

• currency (⭐61) - High performant & accurate currency computation package.

IoT (Internet of Things)

• rulego (⭐853) - RuleGo is a lightweight, high-performance, embedded, orchestrable component-based rule engine for IoT edge.

Package Management

• syft (⭐6.2k) - A CLI tool and Go library for generating a Software Bill of Materials (SBOM) from container images and filesystems.

Tutorials / Libraries for creating HTTP middlewares

• goapp (⭐903) - An opinionated guideline to structure & develop a Go web application/service.

Sep 30 - Oct 06, 2024

Project Layout

• goxygen (⭐3.5k) - Generate a modern Web project with Go and Angular, React, or Vue in seconds.

Performance

• mm-go (⭐150) - Generic manual memory management for golang.

Reflection

• go-deepcopy (⭐27) - Fast deep copy library.

Utilities

• json-log-viewer (⭐119) - Interactive viewer for JSON logs.

Sep 23 - Sep 29, 2024

Maps

• go-shelve (⭐7) - A persistent, map-like object for the Go programming language. Supports multiple embedded key-value stores.

GUI

• cimgui-go (⭐350) - Auto generated Go wrapper for Dear ImGui (⭐61k) via cimgui (⭐1.5k).

Messaging

• hypermatch (⭐22) - A very fast and efficient Go library for matching events to a large set of rules

Science and Data Analysis

• go-hep (⭐231) - A set of libraries and tools for performing High Energy Physics analyses with ease.

• topk (⭐4) - Sliding-window and regular top-K sketches, based on the HeavyKeeper algorithm.

Web Frameworks

• iWF (⭐536) - iWF is an all-in-one platform for developing long-running business processes. It offers a convenient abstraction for utilizing databases, ElasticSearch, message queues, durable timers, and more, with a clean, simple, and user-friendly interface.

Sep 16 - Sep 22, 2024

Continuous Integration

• abstruse (⭐937) - Abstruse is a distributed CI platform.

Microsoft Word

• godocx (⭐103) - Library for reading and writing Microsoft Word (Docx) files.

Science and Data Analysis

• Poly (⭐676) - A Go package for engineering organisms.

Go Tools / Libraries for creating HTTP middlewares

• MoniGO (⭐237) - A performance monitoring library for Go applications. It provides real-time insights into application performance! 🚀

Sep 09 - Sep 15, 2024

Blockchain

• gno (⭐894) - A comprehensive smart contract suite built with Golang and Gnolang, a deterministic, purpose-built Go variant for blockchains.

Bot Building

• slacker (⭐42) - Easy to use framework to create Slack bots.

Continuous Integration

• muffet (⭐2.5k) - Fast website link checker in Go, see alternatives (⭐2.2k).

Search and Analytic Databases

• effdsl (⭐26) - Elasticsearch query builder for Go.

Distributed Systems

• K8gb (⭐883) - A cloud native Kubernetes Global Balancer.

Email

• mox (⭐3.6k) - Modern full-featured secure mail server for low-maintenance, self-hosted email.

Dependency Injection

• autowire (⭐8) - Dependency injection using Generics and reflection.

• componego (⭐26) - A dependency injection framework based on components, allowing dynamic dependency replacement without duplicating code in tests.

Networking

• psql-wire (⭐106) - PostgreSQL server wire protocol. Build your own server and start serving connections..

Testing Frameworks

• envite (⭐5) - Dev and testing environment management framework.

• keploy (⭐5.1k) - Generate Testcase and Data Mocks from API calls automatically.

Third-party APIs

• go-yapla - Go client library for the Yapla v2.0 API.

Code Analysis / Libraries for creating HTTP middlewares

• goreturns (⭐530) - Adds zero-value return statements to match the func return types.

• wrapcheck (⭐308) - A linter to check that errors from external packages are wrapped.

Websites / Libraries for creating HTTP middlewares

• Code with Mukesh - Software Engineer and Blogs @ codewithmukesh.com.

Tutorials / Libraries for creating HTTP middlewares

• GraphQL with Go - Learn how to create a Go GraphQL server and client with code generation. Also includes creating REST endpoints.

Sep 02 - Sep 08, 2024

Database Tools

• gatewayd (⭐224) - Cloud-native database gateway and framework for building data-driven applications. Like API gateways, for databases.

Error Handling

• multierr (⭐1k) - Package for representing a list of errors as a single error.

File Handling

• go-wkhtmltopdf (⭐1.1k) - A package to convert an HTML template to a PDF file.

Machine Learning

• GoMLX (⭐323) - An accelerated Machine Learning framework for Go.

DevOps Tools / Libraries for creating HTTP middlewares

• alaz (⭐654) - Effortless, Low-Overhead, eBPF-based Kubernetes Monitoring.

Tutorials / Libraries for creating HTTP middlewares

• golang-examples (⭐1.6k) - Many examples to learn Golang.

Aug 26 - Sep 01, 2024

Artificial Intelligence

• OllamaFarm (⭐40) - Manage, load-balance, and failover packs of Ollamas

Authentication and OAuth

• jwx (⭐1.9k) - Go module implementing various JWx (JWA/JWE/JWK/JWS/JWT, otherwise known as JOSE) technologies

Blockchain

• lnd (⭐7.7k) - A complete implementation of a Lighting Network node.

Standard CLI

• mkideal/cli (⭐731) - Feature-rich and easy to use command-line package based on golang struct tags.

• teris-io/cli (⭐130) - Simple and complete API for building command line interfaces in Go.

Images

• imagor (⭐3.4k) - Fast, secure image processing server and Go library, using libvips.

Networking

• tun2socks (⭐3.4k) - A pure go implementation of tun2socks powered by gVisor TCP/IP stack.

Meetups / Libraries for creating HTTP middlewares

• Nairobi Gophers

Aug 19 - Aug 25, 2024

Actor Model

• Ergo (⭐3.7k) - An actor-based Framework with network transparency for creating event-driven architecture in Golang. Inspired by Erlang.

• Goakt (⭐189) - Fast and Distributed Actor framework using protocol buffers as message for Golang.

• Hollywood (⭐1.2k) - Blazingly fast and light-weight Actor engine written in Golang.

• ProtoActor (⭐5.1k) - Proto Actor - Ultra fast distributed actors for Go, C# and Java/Kotlin.

Artificial Intelligence

• fun - The simplest but powerful way to use large language models (LLMs) in Go.

Reflection

• goenum (⭐12) - A common enumeration struct based on generics and reflection that allows you to quickly define enumerations and use a set of useful default methods.

Aug 12 - Aug 18, 2024

Configuration

• sonic (⭐6.9k) - A blazingly fast JSON serializing & deserializing library.

Data Integration Frameworks

• Benthos (⭐8.1k) - A message streaming bridge between a range of protocols.

• CloudQuery (⭐5.9k) - A high-performance ELT data integration framework with pluggable architecture.

Distributed Systems

• mochi mqtt (⭐1.3k) - Fully spec compliant, embeddable high-performance MQTT v5/v3 broker for IoT, smarthome, and pubsub.

Game Development

• grid (⭐18) - Generic 2D grid with ray-casting, shadow-casting and path finding.

Goroutines

• async (⭐6) - An asynchronous task package with async/await style for Go.

• rill (⭐509) - Go concurrency with channel transformations. No boilerplate, type safety, batching and error handling.

GUI

• Cogent Core (⭐1.7k) - A framework for building 2D and 3D apps that run on macOS, Windows, Linux, iOS, Android, and the web.

IoT (Internet of Things)

• shifu (⭐1.3k) - Kubernetes native IoT development framework.

Messaging

• rabbitroutine (⭐110) - Lightweight library that handles RabbitMQ auto-reconnect and publishing retries. The library takes into account the need to re-declare entities in RabbitMQ after reconnection.

Language Detection

• lingua-go (⭐1.2k) - An accurate natural language detection library, suitable for long and short text alike. Supports detecting multiple languages in mixed-language text.

Networking

• go-multiproxy (⭐6) - Library for making HTTP requests through a pool of proxies offering fault tolerance, load balancing, automatic retries, cookie management, and more, via http.Get/Post replacement or http.Client RoundTripper drop-in

• sdns (⭐962) - A high-performance, recursive DNS resolver server with DNSSEC support, focused on preserving privacy.

• webhooked (⭐37) - A webhook receiver on steroids: handle, secure, format and store a Webhook payload has never been easier.

Security

• luks.go (⭐88) - Pure Golang library to manage LUKS partitions.

Template Engines

• sprout (⭐94) - Useful template functions for Go templates.

Testing Frameworks

• arch-go (⭐1) - Architecture testing tool for Go projects.

• dft (⭐13) - Lightweight, zero dependency docker containers for testing (or more).

Parsers/Encoders/Decoders

• go-querystring (⭐2k) - Go library for encoding structs into URL query parameters.

Utility/Miscellaneous

• w2vgrep (⭐1.1k) - A semantic grep tool using word embeddings to find semantically similar matches. For example, searching for "death" will find "dead", "killing", "murder".

UUID

• fastuuid (⭐0) - Fast generate UUIDv4 as string or bytes.

Workflow Frameworks / Libraries for creating HTTP middlewares

• Cadence-client (⭐349) - A framework for authoring workflows and activities running on top of the Cadence orchestration engine made by Uber.

Other Software / Libraries for creating HTTP middlewares

• JuiceFS (⭐11k) - Distributed POSIX file system built on top of Redis and AWS S3.

• sonic (⭐2k) - Sonic is a Go Blogging Platform. Simple and Powerful.

Benchmarks / Libraries for creating HTTP middlewares

• golang-benchmarks (⭐132) - a collection of golang benchmarks.

Aug 05 - Aug 11, 2024

Game Development

• ecs (⭐127) - Build your own Game-Engine based on the Entity Component System concept in Golang.

Validation

• go-validator (⭐14) - Validation library using Generics.

Jul 29 - Aug 04, 2024

Messaging

• Go-MediatR (⭐209) - A library for handling mediator patterns and simplified CQRS patterns within an event-driven architecture, inspired by csharp MediatR library.

Networking

• net - This repository holds supplementary Go networking libraries.

Serialization

• go-csvlib (⭐13) - High level and rich functionalities CSV serialization/deserialization library.

Utilities

• cookie (⭐111) - Cookie struct parsing and helper package.

DevOps Tools / Libraries for creating HTTP middlewares

• KubeVPN (⭐558) - KubeVPN offers a Cloud-Native Dev Environment that seamlessly connects to your Kubernetes cluster network.

Jul 22 - Jul 28, 2024

Configuration

• yamagiconf (⭐18) - The "safe subset" of YAML for Go configs.

Databases Implemented in Go

• rotom (⭐41) - A tiny Redis server built with Golang, compatible with RESP protocols.

GUI

• DarwinKit (⭐5k) - Build native macOS applications using Go.

Parsers/Encoders/Decoders

• godump (⭐150) - Pretty print any GO variable with ease, an alternative to Go's fmt.Printf("%#v").

Web Frameworks

• Fuego (⭐899) - The framework for busy Go developers! Web framework generating OpenAPI 3 spec from source code.

DevOps Tools / Libraries for creating HTTP middlewares

• tlm (⭐1.2k) - Local cli copilot, powered by CodeLLaMa

Jul 15 - Jul 21, 2024

Configuration

• env (⭐6) - An environment utility package with support for unmarshaling into structs

Project Layout

• go-blueprint (⭐4.6k) - Allows users to spin up a quick Go project using a popular framework.

Jul 01 - Jul 07, 2024

Configuration

• confiq (⭐35) - Structured data format to config struct decoder library for Go - supporting multiple data formats

• go-array (⭐20) - A Go package that read or set data from map, slice or json.

• go-cfg (⭐42) - The library provides a unified way to read configuration data into a structure from various sources, such as env, flags, and configuration files (.json, .yaml, .toml, .env).

• GoCfg (⭐6) - Config manager with Struct Tags based contracts, custom value providers, parsers, and documentation generation. Customizable yet simple.

Caches

• EchoVault (⭐418) - Embeddable Distributed in-memory data store compatible with Redis clients.

• icache (⭐19) - A High Performance, Generic, thread-safe, zero-dependency cache package.

• sturdyc (⭐338) - A caching library with advanced concurrency features designed to make I/O heavy applications robust and highly performant.

Database Tools

• gorm-multitenancy (⭐43) - Multi-tenancy support for GORM managed databases.

NoSQL Database Drivers

• go-mongox (⭐135) - A Go Mongo library based on the official driver, featuring streamlined document operations, generic binding of structs to collections, built-in CRUD, aggregation, automated field updates, struct validation, hooks, and plugin-based programming.

Distributed Systems

• capillaries (⭐61) - distributed batch data processing framework.

• evans (⭐4.3k) - Evans: more expressive universal gRPC client.

Embeddable Scripting Languages

• goal - An embeddable scripting array language.

GUI

• Spot (⭐1.1k) - Reactive, cross-platform desktop GUI toolkit.

IoT (Internet of Things)

• smart-home (⭐86) - Software package for IoT automation.

Machine Learning

• hugot (⭐283) - Huggingface transformer pipelines for golang with onnxruntime.

Translation

• ctxi18n (⭐48) - Context aware i18n with a short and consise API, pluralization, interpolation, and fs.FS support. YAML locale definitions are based on Rails i18n.

ORM

• bob (⭐785) - SQL query builder and ORM/Factory generator for Go. Successor of SQLBoiler.

Security

• acopw-go - Small cryptographically secure password generator package for Go.

Server Applications

• gondola (⭐7) - A YAML based golang reverse proxy.

• pocketbase (⭐41k) - PocketBase is a realtime backend in 1 file consisting of embedded database (SQLite) with realtime subscriptions, built-in auth management and much more.

Mock

• moq (⭐2k) - Utility that generates a struct from any interface. The struct can be used in test code as a mock of the interface.

Third-party APIs

• go-salesforce (⭐30) - Go client library for interacting with the Salesforce REST API.

Utilities

• Failsafe-go (⭐1.7k) - Fault tolerance and resilience patterns for Go.

• gitcs (⭐118) - Git Commits Visualizer, CLI tool to visualize your Git commits on your local machine.

Web Frameworks

• Fastschema (⭐333) - A flexible Go web framework and Headless CMS.

• Gone (⭐127) - A lightweight dependency injection and web framework inspired by Spring.

WebAssembly / Libraries for creating HTTP middlewares

• Extism Go SDK (⭐83) - Universal, cross-language WebAssembly framework for building plug-in systems and polyglot apps.

DevOps Tools / Libraries for creating HTTP middlewares

• KusionStack (⭐888) - A unified programmable configuration techstack to deliver modern app in 'platform as code' and 'infra as code' approach.

May 20 - May 26, 2024

Databases Implemented in Go

• pebble (⭐4.9k) - RocksDB/LevelDB inspired key-value database in Go.

Database Tools

• wescale (⭐201) - WeScale is a database proxy designed to enhance the scalability, performance, security, and resilience of your applications.

Geographic

• geoos (⭐617) - A library provides spatial data and geometric algorithms.

Logging

• slogor - A colorful slog handler.

Testing Frameworks

• assert (⭐63) - Basic Assertion Library used along side native go testing, with building blocks for custom assertions.

• baloo (⭐778) - Expressive and versatile end-to-end HTTP API testing made easy.

• be (⭐102) - The minimalist generic test assertion library.

• biff (⭐14) - Bifurcation testing framework, BDD compatible.

• charlatan (⭐203) - Tool to generate fake interface implementations for tests.

• commander (⭐226) - Tool for testing cli applications on windows, linux and osx.

• cupaloy (⭐308) - Simple snapshot testing addon for your test framework.

• dbcleaner (⭐161) - Clean database for testing purpose, inspired by database_cleaner in Ruby.

• dsunit (⭐45) - Datastore testing for SQL, NoSQL, structured files.

• embedded-postgres (⭐856) - Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.

• endly (⭐265) - Declarative end to end functional testing.

• fixenv (⭐30) - Fixture manage engine, inspired by pytest fixtures.

• fluentassert (⭐46) - Extensible, type-safe, fluent assertion Go library.

• flute (⭐19) - HTTP client testing framework.

• frisby (⭐278) - REST API testing framework.

• gherkingen (⭐76) - BDD boilerplate generator and framework.

• ginkgo - BDD Testing Framework for Go.

• gnomock (⭐1.4k) - integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks.

• go-carpet (⭐246) - Tool for viewing test coverage in terminal.

• go-cmp (⭐4.2k) - Package for comparing Go values in tests.

• go-hit (⭐255) - Hit is an http integration test framework written in golang.

• go-mutesting (⭐641) - Mutation testing for Go source code.

• go-mysql-test-container (⭐3) - Golang MySQL testcontainer to help with MySQL integration testing.

• go-snaps (⭐170) - Jest-like snapshot testing in Golang.

• go-testdeep (⭐436) - Extremely flexible golang deep comparison, extends the go testing package.

• go-testpredicate (⭐5) - Test predicate style assertions library with extensive diagnostics output.

• go-vcr (⭐1.3k) - Record and replay your HTTP interactions for fast, deterministic and accurate tests.

• goblin (⭐885) - Mocha like testing framework of Go.

• goc (⭐817) - Goc is a comprehensive coverage testing system for The Go Programming Language.

• gocheck - More advanced testing framework alternative to gotest.

• GoConvey (⭐8.3k) - BDD-style framework with web UI and live reload.

• gocrest (⭐106) - Composable hamcrest-like matchers for Go assertions.

• godog (⭐2.3k) - Cucumber BDD framework for Go.

• gofight (⭐441) - API Handler Testing for Golang Router framework.

• gogiven (⭐15) - YATSPEC-like BDD testing framework for Go.

• gomatch (⭐47) - library created for testing JSON against patterns.

• gomega - Rspec like matcher/assertion library.

• Gont (⭐78) - Go network testing toolkit for testing building complex network topologies using Linux namespaces.

• gospecify (⭐52) - This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.

• gosuite (⭐12) - Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.

• got (⭐264) - An enjoyable golang test framework.

• gotest.tools (⭐518) - A collection of packages to augment the go testing package and support common patterns.

• Hamcrest (⭐30) - fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.

• httpexpect (⭐2.6k) - Concise, declarative, and easy to use end-to-end HTTP and REST API testing.

• is (⭐1.8k) - Professional lightweight testing mini-framework for Go.

• jsonassert (⭐127) - Package for verifying that your JSON payloads are serialized correctly.

• omg.testingtools (⭐1) - The simple library for change a values of private fields for testing.

• restit (⭐55) - Go micro framework to help writing RESTful API integration test.

• schema (⭐21) - Quick and easy expression matching for JSON schemas used in requests and responses.

• stop-and-go (⭐10) - Testing helper for concurrency.

• testcase (⭐121) - Idiomatic testing framework for Behavior Driven Development.

• testcerts (⭐69) - Dynamically generate self-signed certificates and certificate authorities within your test functions.

• testcontainers-go (⭐3.6k) - A Go package that makes it simple to create and clean up container-based dependencies for automated integration/smoke tests. The clean, easy-to-use API enables developers to programmatically define containers that should be run as part of a test and clean up those resources when the test is done.

• testfixtures (⭐1.1k) - A helper for Rails' like test fixtures to test database applications.

• Testify (⭐23k) - Sacred extension to the standard go testing package.

• testsql (⭐17) - Generate test data from SQL files before testing and clear it after finished.

• testza (⭐418) - Full-featured test framework with nice colorized output.

• trial (⭐6) - Quick and easy extendable assertions without introducing much boilerplate.

• Tt (⭐8) - Simple and colorful test tools.

• wstest (⭐102) - Websocket client for unit-testing a websocket http.Handler.

Mock

• genmock - Go mocking system with code generator for building calls of the interface methods.

• go-localstack (⭐78) - Tool for using localstack in AWS testing.

• go-sqlmock (⭐6.1k) - Mock SQL driver for testing database interactions.

• go-txdb (⭐663) - Single transaction based database driver mainly for testing purposes.

• gock (⭐2.1k) - Versatile HTTP mocking made easy.

• gomock (⭐9.3k) - Mocking framework for the Go programming language.

• govcr (⭐174) - HTTP mock for Golang: record and replay HTTP interactions for offline testing.

• hoverfly (⭐2.4k) - HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.

• httpmock (⭐1.9k) - Easy mocking of HTTP responses from external resources.

• minimock (⭐638) - Mock generator for Go interfaces.

• mockery (⭐6.1k) - Tool to generate Go interfaces.

• mockhttp (⭐23) - Mock object for Go http.ResponseWriter.

• mooncake (⭐18) - A simple way to generate mocks for multiple purposes.

• timex (⭐70) - A test-friendly replacement for the native time package.

• xgo (⭐367) - A general pureposed function mocking library.

Fuzzing and delta-debugging/reducing/shrinking

• gofuzz (⭐1.5k) - Library for populating go objects with random values.

• Tavor (⭐245) - Generic fuzzing and delta-debugging framework.

Selenium and browser control tools

• chromedp (⭐11k) - a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.

• ggr (⭐314) - a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.

• playwright-go (⭐2.2k) - browser automation library to control Chromium, Firefox and WebKit with a single API.

• rod (⭐5.4k) - A Devtools driver to make web automation and scraping easy.

• selenoid (⭐2.6k) - alternative Selenium hub server that launches browsers within containers.

Third-party APIs

• disgo (⭐88) - Go API Wrapper for the Discord API.

DevOps Tools / Libraries for creating HTTP middlewares

• kubeblocks (⭐2.1k) - KubeBlocks is an open-source control plane that runs and manages databases, message queues and other data infrastructure on K8s.

• podinfo (⭐5.4k) - Podinfo is a tiny web application made with Go that showcases best practices of running microservices in Kubernetes. Podinfo is used by CNCF projects like Flux and Flagger for end-to-end testing and workshops.

May 13 - May 19, 2024

Continuous Integration

• go-beautiful-html-coverage (⭐13) - A GitHub Action to track code coverage in your pull requests, with a beautiful HTML preview, for free.

Embeddable Scripting Languages

• Wa/凹语言 (⭐1.2k) - The Wa Programming Language embedded in Go.

Security

• multikey (⭐6) - An n-out-of-N keys encryption/decryption framework based on Shamir's Secret Sharing algorithm.

May 06 - May 12, 2024

Configuration

• bcl (⭐19) - BCL is a configuration language similar to HCL.

Continuous Integration

• go-semver-release (⭐10) - Automate the semantic versioning of Git repositories.

Embeddable Scripting Languages

• starlet (⭐20) - Go wrapper for starlark-go (⭐2.3k) that simplifies script execution, offers data conversion, and useful Starlark libraries and extensions.

Validation

• hvalid (⭐11) hvalid is a lightweight validation library written in Go language. It provides a custom validator interface and a series of common validation functions to help developers quickly implement data validation.

Video

• go-astiav (⭐394) - Better C bindings for ffmpeg in GO.

Go Tools / Libraries for creating HTTP middlewares

• go-size-analyzer (⭐1.2k) - Analyze and visualize the size of dependencies in compiled Golang binaries, providing insight into their impact on the final build.

Apr 22 - Apr 28, 2024

Networking

• fwdctl (⭐57) - A simple and intuitive CLI to manage IPTables forwards in your Linux server.

Apr 15 - Apr 21, 2024

Parsers/Encoders/Decoders

• prattle (⭐7) - Scan and parse LL(1) grammars simply and efficiently.

Meetups / Libraries for creating HTTP middlewares

• Lagos Gophers

Apr 01 - Apr 07, 2024

Continuous Integration

• Bencher - A suite of continuous benchmarking tools designed to catch performance regressions in CI.

Mar 25 - Mar 31, 2024

Networking

• natiu-mqtt (⭐86) - A dead-simple, non-allocating, low level implementation of MQTT well suited for embedded systems.

Mar 18 - Mar 24, 2024

Other Software / Libraries for creating HTTP middlewares

• Wave Terminal - Wave is an open-source, AI-native terminal built for seamless developer workflows with inline rendering, a modern UI, and persistent sessions.

Mar 11 - Mar 17, 2024

Third-party APIs

• gopensky (⭐2) - Go client implementation for OpenSKY Network live's API (airspace ADS-B and Mode S data).

• ip2location-io-go (⭐10) - Go wrapper for the IP2Location.io API IP2Location.io.

Utilities

• config-file-validator (⭐344) - Cross Platform tool to validate configuration files.

Mar 04 - Mar 10, 2024

Authentication and OAuth

• openfga (⭐2.9k) - Implementation of fine-grained authorization based on the "Zanzibar: Google's Consistent, Global Authorization System" paper. Backed by CNCF.

Continuous Integration

• dot (⭐23) - A minimal, local first continuous integration system that uses Docker to run jobs concurrently in stages.

Dependency Injection

• ore (⭐8) - Lightweight, generic & simple dependency injection (DI) container.

Utilities

• go-lambda-cleanup (⭐91) - A CLI for removing unused or previous versions of AWS Lambdas.

DevOps Tools / Libraries for creating HTTP middlewares

• tau (⭐3.5k) - Easily build Cloud Computing Platforms with features like Serverless WebAssembly Functions, Frontend Hosting, CI/CD, Object Storage, K/V Database, and Pub-Sub Messaging.

E-books for purchase / Libraries for creating HTTP middlewares

• Go in Practice, Second Edition - Your practical guide on the ins-and-outs of Go development, covering the standard library and the most important tools from Go’s powerful ecosystem.

Feb 26 - Mar 03, 2024

Blockchain

• gosemble (⭐12) - A Go-based framework for building Polkadot/Substrate-compatible runtimes.

Date and Time

• go-datebin (⭐4) - A simple datetime parse pkg.

Financial

• swift - Offline validity check of IBAN (International Bank Account Number) and retrieval of BIC (for some countries).

JSON

• gabs (⭐3.5k) - For parsing, creating and editing unknown or dynamic JSON in Go.

Dependency Injection

• cosban/di - A code generation based dependency injection wiring tool.

Translation

• go-words (⭐6) - A words table and text resource library for Golang projects.

ORM

• CQL (⭐17) - Built on top of GORM, adds compile-time verified queries based on auto-generated code.

Security

• autocert - Auto provision Let's Encrypt certificates and start a TLS server.

Code Analysis / Libraries for creating HTTP middlewares

• goimports - Tool to fix (add, remove) your Go imports automatically.

Websites / Libraries for creating HTTP middlewares

• pkg.go.dev - Documentation for open source Go packages.

Tutorials / Libraries for creating HTTP middlewares

• Understanding Go in a visual way - Learn Go visually

Feb 19 - Feb 25, 2024

Bot Building

• go-tg (⭐105) - Generated from official docs Go client library for accessing Telegram Bot API, with batteries for building complex bots included.

Build Automation

• gob (⭐11) - Gradle/Maven like build tool for Go projects.

Configuration

• konf (⭐238) - The simplest API for reading/watching config from file, env, flag and clouds (e.g. AWS, Azure, GCP).

Interfaces to Multiple Backends

• dynamo (⭐19) - A simple key-value abstraction to store algebraic and linked-data data types at AWS storage services: AWS DynamoDB and AWS S3.

NoSQL Database Drivers

• gomemcached (⭐19) - A binary Memcached client for Go with support for sharding using consistent hashing, along with SASL.

Distributed Systems

• Tarmac (⭐329) - Framework for writing functions, microservices, or monoliths with WebAssembly

Dependency Injection

• kod (⭐168) - A generics based dependency injection framework for Go.

Strings

• bexp (⭐20) - Go implementation of Brace Expansion mechanism to generate arbitrary strings.

Security

• encid (⭐3) - Encode and decode encrypted integer IDs.

Template Engines

• gomponents - HTML 5 components in pure Go, that look something like this: func(name string) g.Node { return Div(Class("headline"), g.Textf("Hi %v!", name)) }.

Web Frameworks

• Yokai (⭐392) - Simple, modular, and observable Go framework for backend applications.

Workflow Frameworks / Libraries for creating HTTP middlewares

• go-dag (⭐21) - A framework developed in Go that manages the execution of workflows described by directed acyclic graphs.

Feb 05 - Feb 11, 2024

Caches

• go-freelru (⭐161) A GC-less, fast and generic LRU hashmap library with optional locking, sharding, eviction and expiration.

• otter (⭐1.7k) - A high performance lockless cache for Go. Many times faster than Ristretto and friends.

Distributed Systems

• bedrock (⭐7) - Provides a minimal, modular and composable foundation for quickly developing services and more use case specific frameworks in Go.

• sponge (⭐1.5k) - A distributed development framework that integrates automatic code generation, gin and grpc frameworks, base development frameworks.

Goroutines

• go-accumulator (⭐7) - Solution for accumulation of events and their subsequent processing.

Images

• transformimgs (⭐229) - Transformimgs resizes and optimises images for Web using next-generation formats.

Markup Languages

• htree (⭐4) - Traverse, navigate, filter, and otherwise process trees of html.Node objects.

Web Frameworks

• Lit (⭐25) - Highly performant declarative web framework for Golang, aiming for simplicity and quality of life.

Go Tools / Libraries for creating HTTP middlewares

• decouple (⭐22) - Find “overspecified” function parameters that could be generalized with interface types.

Jan 01 - Jan 07, 2024

Authentication and OAuth

• oidc (⭐1.4k) - Easy to use OpenID Connect client and server library written for Go and certified by the OpenID Foundation

Distributed Systems

• trpc-go (⭐830) - The Go language implementation of tRPC, which is a pluggable, high-performance RPC framework.

Security

• go-peer (⭐263) - A software library for creating secure and anonymous decentralized systems.

• passwap (⭐51) - Provides a unified implementation between different password hashing algorithms

Dec 25 - Dec 31, 2023

Artificial Intelligence

• langchaingo (⭐4.6k) - LangChainGo is a framework for developing applications powered by language models.

• LocalAI (⭐25k) - Open Source OpenAI alternative, self-host AI models.

• Ollama (⭐97k) - Run large language models locally.

Email

• Maddy (⭐5.1k) - All-in-one (SMTP, IMAP, DKIM, DMARC, MTA-STS, DANE) email server

Error Handling

• errors - Providing errors with a stack trace and optional structured details. Compatible with github.com/pkg/errors API but does not use it internally.

GUI

• Goey - Cross platform UI toolkit aggregator for Windows / Linux / Mac. GTK, Cocoa, Windows API

Serialization

• gotiny (⭐20) - Efficient Go serialization library, gotiny is almost as fast as serialization libraries that generate code.

Web Frameworks

• GoFr (⭐3.6k) - Gofr is an opinionated microservice development framework.

Go Generate Tools / Libraries for creating HTTP middlewares

• envdoc (⭐59) - generate documentation for environment variables from Go source files.

DevOps Tools / Libraries for creating HTTP middlewares

• decompose (⭐86) - tool to generate and process Docker containers connections graphs.

Other Software / Libraries for creating HTTP middlewares

• yai (⭐674) - AI powered terminal assistant.

Nov 06 - Nov 12, 2023

Template Engines

• templ (⭐8.3k) - A HTML templating language that has great developer tooling.

Code Analysis / Libraries for creating HTTP middlewares

• golangci-lint (⭐16k) – A fast Go linters runner. It runs linters in parallel, uses caching, supports yaml config, has integrations with all major IDE and has dozens of linters included.

• revive (⭐4.8k) – ~6x faster, stricter, configurable, extensible, and beautiful drop-in replacement for golint.

• testifylint (⭐101) – A linter that checks usage of github.com/stretchr/testify (⭐23k).

Meetups / Libraries for creating HTTP middlewares

• Bärner Go Meetup - Berne, Switzerland

• Zürich Gophers - Zurich, Switzerland

Oct 30 - Nov 05, 2023

Caches

• coherence-go-client (⭐10) - Full implementation of Oracle Coherence cache API for Go applications using gRPC as network transport.

Forms

• checker (⭐9) - Checker helps validating user input through rules defined in struct tags or directly through functions.

Security

• beelzebub (⭐682) - A secure low code honeypot framework, leveraging AI for System Virtualization.

Server Applications

• etcd (⭐48k) - Highly-available key value store for shared configuration and service discovery.

Oct 23 - Oct 29, 2023

Blockchain

• kubo (⭐16k) - A blockchain framework implemented in Go. It provides content-addressable storage which can be used for decentralized storage in DApps. It is based on the IPFS protocol.

Oct 16 - Oct 22, 2023

Search and Analytic Databases

• clickhouse-go (⭐2.9k) - ClickHouse SQL client for Go with a database/sql compatibility.

File Handling

• iso9660 (⭐265) - A package for reading and creating ISO9660 disk images

Financial

• go-nowpayments (⭐3) - Library for the crypto NOWPayments API.

Generators

• oapi-codegen (⭐6.3k) - This package contains a set of utilities for generating Go boilerplate code for services based on OpenAPI 3.0 API definitions.

Goroutines

• oversight - Oversight is a complete implementation of the Erlang supervision trees.

GUI

• energy (⭐380) - Cross-platform based on LCL(Native System UI Control Library) and CEF(Chromium Embedded Framework) (Windows/ macOS / Linux)

• unison (⭐202) - A unified graphical user experience toolkit for Go desktop applications. macOS, Windows, and Linux are supported.

Logging

• zl (⭐6) - High Developer Experience, zap based logger. It offers rich functionality but is easy to configure.

Messaging

• go-eventbus (⭐5) - Simple Event Bus package for Go.

Dependency Injection

• boot-go (⭐32) - Component-based development with dependency injection using reflections for Go developers.

• gontainer/gontainer (⭐15) - A YAML-based Dependency Injection container for GO. It supports dependencies' scopes, and auto-detection of circular dependencies. Gontainer is concurrent-safe.

Networking

• tcpack (⭐174) - tcpack is an application protocol based on TCP to Pack and Unpack bytes stream in go program.

HTTP Clients

• fast-shot (⭐65) - Hit your API targets with rapid-fire precision using Go's fastest and simple HTTP Client.

Third-party APIs

• aws-sdk-go (⭐2.7k) - The official AWS SDK for the Go programming language.

• go-redoc (⭐74) - Embedded OpenAPI/Swagger documentation ui for Go using ReDoc.

Utilities

• upterm (⭐851) - A tool for developers to share terminal/tmux sessions securely over the web. It’s perfect for remote pair programming, accessing computers behind NATs/firewalls, remote debugging, and more.

Code Analysis / Libraries for creating HTTP middlewares

• vacuum (⭐616) - An ultra-super-fast, lightweight OpenAPI linter and quality checking tool.

DevOps Tools / Libraries for creating HTTP middlewares

• Flannel (⭐8.8k) - Flannel is a network fabric for containers, designed for Kubernetes.

• k3d (⭐5.5k) - Little helper to run CNCF's k3s in Docker.

• k3s (⭐28k) - Lightweight Kubernetes.

• k6 (⭐26k) - A modern load testing tool, using Go and JavaScript.

• kind (⭐13k) - Kubernetes IN Docker - local clusters for testing Kubernetes.

• minikube (⭐29k) - Run Kubernetes locally.

Other Software / Libraries for creating HTTP middlewares

• fjira (⭐141) - A fuzzy-search based terminal UI application for Attlasian Jira

Conferences / Libraries for creating HTTP middlewares

• GopherCon India - Pune, India.

Free e-books / Libraries for creating HTTP middlewares

• Go with the domain - A book showing how to apply DDD, Clean Architecture, and CQRS by practical refactoring.

Sep 18 - Sep 24, 2023

Dependency Injection

• gontainer (⭐39) - A dependency injection service container for Go projects.

Go Generate Tools / Libraries for creating HTTP middlewares

• re2dfa - Transform regular expressions into finite state machines and output Go source code.

DevOps Tools / Libraries for creating HTTP middlewares

• PipeCD (⭐1.1k) - A GitOps-style continuous delivery platform that provides consistent deployment and operations experience for any applications.

Sep 11 - Sep 17, 2023

Databases Implemented in Go

• LinDB (⭐3k) - LinDB is a scalable, high performance, high availability distributed time series database.

Project Layout

• nunu (⭐1.9k) - Nunu is a scaffolding tool for building Go applications.

Sep 04 - Sep 10, 2023

SQL Query Builders

• Hotcoal (⭐19) - Secure your handcrafted SQL against injection.

Aug 28 - Sep 03, 2023

Database Tools

• dg (⭐31) - A fast data generator that produces CSV files from generated relational data.

Date and Time

• approx (⭐12) - A Duration extension supporting parsing/printing durations in days, weeks and years.

ORM

• go-dbw (⭐14) - A simple package that encapsulates database operations.

Aug 21 - Aug 27, 2023

Build Automation

• air (⭐18k) - Air - Live reload for Go apps.

Financial

• decimal (⭐92) - Immutable decimal numbers with panic-free arithmetic.

• money (⭐21) - Immutable monetary amounts and exchange rates with panic-free arithmetic.

Query Language

• mql (⭐44) - Model Query Language (mql) is a query language for your database models.

Utilities

• go-pattern-match (⭐93) - A Pattern matching library inspired by ts-pattern.

Aug 14 - Aug 20, 2023

Functional

• go-functional (⭐456) - Functional programming in Go using generics

Utilities

• go-qr (⭐31) - A native, high-quality and minimalistic QR code generator.

• yogo (⭐41) - Check yopmail mails from command line.

DevOps Tools / Libraries for creating HTTP middlewares

• kubeshark (⭐11k) - API traffic analyzer for Kubernetes, inspired by Wireshark, purposely built for Kubernetes.

Aug 07 - Aug 13, 2023

Networking

• event (⭐153) - Simple I/O event notification library written in Golang.

Jul 31 - Aug 06, 2023

Advanced Console UIs

• bubble-table (⭐453) - An interactive table component for bubbletea.

Utilities

• dive (⭐46k) - A tool for exploring each layer in a Docker image.

Other Software / Libraries for creating HTTP middlewares

• GoNB (⭐661) - Interactive Go programming with Jupyter Notebooks (also works in VSCode, Binder and Google's Colab).

Jul 24 - Jul 30, 2023

Networking

• gnet (⭐19) - gnet is a high-performance networking framework,especially for game servers.

Tutorials / Libraries for creating HTTP middlewares

• Hex Monscape (⭐69) - Getting started guidelines in writing maintainable code using Hexagonal Architecture.

Jul 17 - Jul 23, 2023

Blockchain

• cometbft (⭐645) - A distributed, Byzantine fault-tolerant, deterministic state machine replication engine. It is a fork of Tendermint Core and implements the Tendermint consensus algorithm.

Goroutines

• flowmatic (⭐368) - Structured concurrency made easy.

Query Language

• grapher (⭐3) - A GraphQL field builder utilizing Go generics with extra utilities and features.

Jun 19 - Jun 25, 2023

Caches

• gocache (⭐9) - A data race free Go ache library with high performance and auto pruge functionality

Logging

• zax (⭐24) - Integrate Context with Zap logger, which leads to more flexibility in Go logging.

Utilities

• gofn (⭐49) - High performance utility functions written using Generics for Go 1.18+.

Jun 05 - Jun 11, 2023

Web Frameworks

• Don (⭐53) - A highly performant and simple to use API framework.

• Pnutmux - Pnutmux is a powerful Go web framework that uses regex for matching and handling HTTP requests. It offers features such as CORS handling, structured logging, URL parameters extraction, middlewares, and concurrency limiting.

May 29 - Jun 04, 2023

Standard CLI

• readline (⭐90) Shell library with modern and easy to use UI features.

Distributed Systems

• Temporal (⭐538) - Durable execution system for making code fault-tolerant and simple.

May 22 - May 28, 2023

Advanced Console UIs

• bubbles (⭐5.6k) - TUI components for bubbletea.

Queues

• queue (⭐273) - Multiple thread-safe, generic queue implementations for Go.

Caches

• nscache (⭐11) - A Go caching framework that supports multiple data source drivers.

Databases Implemented in Go

• libradb (⭐169) - LibraDB is a simple database with less than 1000 lines of code for learning.

Relational Database Drivers

• surrealdb.go (⭐242) - SurrealDB Driver for Go.

Distributed Systems

• raft (⭐668) - Go implementation of the Raft consensus protocol, by CoreOS.

Error Handling

• oops (⭐434) - Error handling with context, stack trace and source fragments.

Generators

• convergen (⭐43) - Feature rich type-to-type copy code generator.

IoT (Internet of Things)

• ekuiper (⭐1.5k) - Lightweight data stream processing engine for IoT edge.

JSON

• gojmapr (⭐22) - Get simple struct from complex json by json path.

• jsonvalue (⭐187) - A fast and convenient library for unstructured JSON data, replacing encoding/json.

Logging

• slog-multi (⭐380) - Chain of slog.Handler (pipeline, fanout...).

• tint (⭐772) - A slog.Handler that writes tinted logs.

Uncategorized

• common (⭐4) - A library for server framework.

Networking

• go-sse (⭐12) - Go client and server implementation of HTML server-sent events.

• gws (⭐1.4k) - High-Performance WebSocket Server & Client With AsyncIO Supporting .

Security

• Interpol (⭐5) - Rule-based data generator for fuzzing and penetration testing.

Scrapers

• walker (⭐11) - Seamlessly fetch paginated data from any source. Simple and high performance API scraping included.

Web Frameworks

• GoFrame (⭐12k) - GoFrame is a modular, powerful, high-performance and enterprise-class application development framework of Golang.

• REST Layer (⭐1.3k) - Framework to build REST/GraphQL API on top of databases with mostly configuration over code.

Code Analysis / Libraries for creating HTTP middlewares

• Chronos (⭐428) - Detects race conditions statically

Go Generate Tools / Libraries for creating HTTP middlewares

• sqlgen (⭐82) - Generate gorm, xorm, sqlx, bun, sql code from SQL file or DSN.

Go Tools / Libraries for creating HTTP middlewares

• textra (⭐6) - Extract Go struct field names, types and tags for filtering and exporting.

DevOps Tools / Libraries for creating HTTP middlewares

• gobrew (⭐377) - Go version manager. Super simple tool to install and manage Go versions. Install go without root. Gobrew doesn't require shell rehash.

• KubeVela (⭐6.4k) - Cloud native application delivery.

• tf-profile (⭐154) - Profiler for Terraform runs. Generate global stats, resource-level stats or visualizations.

Other Software / Libraries for creating HTTP middlewares

• portal (⭐1.5k) - Portal is a quick and easy command-line file transfer utility from any computer to another.

Tutorials / Libraries for creating HTTP middlewares

• A Comprehensive Guide to Structured Logging in Go - Delve deep into the world of structured logging in Go with a specific focus on recently accepted slog proposal which aims to bring high performance structured logging with levels to the standard library.

• Build a Database in 1000 lines of code - Build a NoSQL Database From Zero in 1000 Lines of Code.

• Scaling Go Applications - Everything about building, deploying and scaling Go applications in production.

Guided Learning / Libraries for creating HTTP middlewares

• The Go Developer Roadmap - A visual roadmap that new Go developers can follow through to help them learn Go.

• The Go Learning Path - A guided learning path containing a mix of free and premium resources.

Apr 24 - Apr 30, 2023

Logging

• slog-formatter (⭐119) - Common formatters for slog and helpers to build your own.

Project Layout

• go-module (⭐30) - Template for a typical module written on Go.

Apr 17 - Apr 23, 2023

Continuous Integration

• go-test-coverage (⭐86) - Tool and GitHub action which reports issues when test coverage is below set threshold.

Caches

• imcache (⭐123) - A generic in-memory cache Go library. It supports expiration, sliding expiration, max entries limit, eviction callbacks and sharding.

• theine (⭐276) - High performance, near optimal in-memory cache with proactive TTL expiration and generics.

Images

• color-extractor (⭐93) - Dominant color extractor with no external dependencies.

Logging

• log (⭐3) - A simple logging framework out of the box.

Web Frameworks

• Pulse (⭐36) - Pulse is an HTTP web framework written in Go (Golang)

Other Software / Libraries for creating HTTP middlewares

• zs - an extremely minimal static site generator.

Apr 10 - Apr 16, 2023

Code Analysis / Libraries for creating HTTP middlewares

• blanket - blanket is a tool that helps you catch functions which don't have direct unit tests in your Go packages.

Apr 03 - Apr 09, 2023

Markup Languages

• htmlyaml (⭐4) - Rich rendering of YAML as HTML in Go

Utilities

• just (⭐32) - Just a collection of useful functions for working with generic data structures.

Twitter / Libraries for creating HTTP middlewares

• @GoDiscussions

Websites / Libraries for creating HTTP middlewares

• Golang Weekly - Each monday projects, tutorials and articles about Go.

Mar 20 - Mar 26, 2023

Utilities

• contextplus (⭐16) - Package contextplus provide more easy to use functions for contexts.

Mar 13 - Mar 19, 2023

Authentication and OAuth

• go-jose (⭐333) - Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.

NoSQL Database Drivers

• redis (⭐20k) - Redis client for Golang.

JSON

• htmljson (⭐7) - Rich rendering of JSON as HTML in Go.

Science and Data Analysis

• gograph (⭐64) - A golang generic graph library that provides mathematical graph-theory and algorithms.

Third-party APIs

• go-openai (⭐9.2k) - OpenAI ChatGPT, DALL·E, Whisper API library for Go.

Utilities

• watchhttp (⭐33) - Run command periodically and expose latest STDOUT or its rich delta as HTTP endpoint.

Mar 06 - Mar 12, 2023

Advanced Console UIs

• go-palette (⭐17) - Go library that provides elegant and convenient style definitions using ANSI colors. Fully compatible & wraps the fmt library for nice terminal layouts.

JSON

• jsonhandlers (⭐2) - JSON library to expose simple handlers that lets you easily read and write json from various sources.

Third-party APIs

• openaigo (⭐291) - OpenAI GPT3/GPT3.5 ChatGPT API client library for Go.

Go Generate Tools / Libraries for creating HTTP middlewares

• options-gen (⭐77) - Functional options described by Dave Cheney's post "Functional options for friendly APIs".

Feb 27 - Mar 05, 2023

Database Schema Migration

• dbmate (⭐5.5k) - A lightweight, framework-agnostic database migration tool.

Feb 20 - Feb 26, 2023

Bot Building

• bot (⭐741) - Zero-dependencies Telegram Bot library with additional UI components

Build Automation

• xc (⭐1.2k) - Task runner with README.md defined tasks, executable markdown.

Database Tools

• onedump (⭐102) - Database backup from different drivers to different destinations with one command and configuration.

Error Handling

• Fault (⭐164) - An ergonomic mechanism for wrapping errors in order to facilitate structured metadata and context for error values.

Messaging

• Watermill (⭐7.7k) - Working efficiently with message streams. Building event driven applications, enabling event sourcing, RPC over messages, sagas. Can use conventional pub/sub implementations like Kafka or RabbitMQ, but also HTTP or MySQL binlog.

Security

• booster (⭐504) - Fast initramfs generator with full-disk encryption support.

Other Software / Libraries for creating HTTP middlewares

• hotswap (⭐354) - A complete solution to reload your go code without restarting your server, interrupting or blocking any ongoing procedure.

E-books for purchase / Libraries for creating HTTP middlewares

• Lets-Go-Further - Advanced patterns for building APIs and web applications in Go.

Feb 06 - Feb 12, 2023

Miscellaneous Data Structures and Algorithms

• gogu (⭐98) - A comprehensive, reusable and efficient concurrent-safe generics utility functions and data structures library.

Interfaces to Multiple Backends

• go-transaction-manager (⭐232) - Transaction manager with multiple adapters (sql, sqlx, gorm, mongo, ...) controls transaction boundaries.

Distributed Systems

• Dragonfly (⭐2.3k) - Provide efficient, stable and secure file distribution and image acceleration based on p2p technology to be the best practice and standard solution in cloud native architectures.

E-books for purchase / Libraries for creating HTTP middlewares

• Lets-Go - A step-by-step guide to creating fast, secure and maintanable web applications with Go.

Jan 30 - Feb 05, 2023

Free e-books / Libraries for creating HTTP middlewares

• Go Faster - This book seeks to shorten your learning curve and help you become a proficient Go programmer, faster.

Jan 16 - Jan 22, 2023

Security

• teler-waf (⭐354) - teler-waf is a Go HTTP middleware that provide teler IDS functionality to protect against web-based attacks and improve the security of Go-based web applications. It is highly configurable and easy to integrate into existing Go applications.

Jan 02 - Jan 08, 2023

Standard CLI

• survey (⭐4.1k) - Build interactive and accessible prompts with full support for windows and posix terminals.

Goroutines

• conc (⭐9.1k) - conc is your toolbelt for structured concurrency in go, making common tasks easier and safer.

Dec 26 - Jan 01, 2022

Geographic

• H3 (⭐317) - Go bindings for H3, a hierarchical hexagonal geospatial indexing system.

Dec 05 - Dec 11, 2022

Authentication and OAuth

• jwt-go (⭐7.2k) - A full featured implementation of JSON Web Tokens (JWT). This library supports the parsing and verification as well as the generation and signing of JWTs.

Style Guides / Libraries for creating HTTP middlewares

• Google

Nov 21 - Nov 27, 2022

Advanced Console UIs

• lipgloss (⭐8.1k) - Declaratively define styles for color, format and layout in the terminal.

Meetups / Libraries for creating HTTP middlewares

• Golang Rotterdam

Nov 14 - Nov 20, 2022

Advanced Console UIs

• bubbletea (⭐28k) - Go framework to build terminal apps, based on The Elm Architecture.

SQL Query Builders

• builq (⭐89) - Easily build SQL queries in Go.

Nov 07 - Nov 13, 2022

GUI

• Wails - Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer.

Uncategorized

• sitemap-format (⭐4) - A simple sitemap generator, with a little syntactic sugar.

Performance

• go-instrument (⭐226) - Automatically add spans to all methods and functions.

Oct 31 - Nov 06, 2022

Standard CLI

• version (⭐101) - Collects and displays CLI version information in multiple formats along with upgrade notice.

Databases Implemented in Go

• objectbox-go (⭐1.1k) - High-performance embedded Object Database (NoSQL) with Go API.

Email

• Mailpit (⭐5.7k) - Email and SMTP testing tool for developers.

Game Development

• Harfang3D (⭐568) - 3D engine for the Go language, works on Windows and Linux (Harfang on Go.dev (⭐37)).

Logging

• pp (⭐1.9k) - Colored pretty printer for Go language.

Strings

• caps (⭐54) - A case conversion library.

Third-party APIs

• GoFreeDB (⭐36) - Golang library providing common and simple database abstractions on top of Google Sheets.

• swag (⭐47) - No comments, simple go wrapper to create swagger 2.0 compatible APIs. Support most routing frameworks, such as built-in, gin, chi, mux, echo, httprouter, fasthttp and more.

Validation

• valix (⭐29) Go package for validating requests

Video

• go-m3u8 (⭐28) - Parser and generator library for Apple m3u8 playlists. Actively maintained version of quangngotan95/go-m3u8 with improvements and latest HLS playlist parsing compatibility.

Web Frameworks

• Atreugo (⭐1.2k) - High performance and extensible micro web framework with zero memory allocations in hot paths.

• Hertz (⭐5.3k) - A high-performance and strong-extensibility Go HTTP framework that helps developers build microservices.

E-books for purchase / Libraries for creating HTTP middlewares

• Black Hat Go - Go programming for hackers and pentesters.

• Creative DIY Microcontroller Project With TinyGo and WebAssembly - An introduction into the TinyGo compiler with projects involving Arduino and WebAssembly.

Free e-books / Libraries for creating HTTP middlewares

• Go AST Book (Chinese) (⭐5.4k) - A book focusing on Go go/* packages.

Tutorials / Libraries for creating HTTP middlewares

• Microservices with Go - Dive deep into building microservices using Go, including gRPC.

Oct 24 - Oct 30, 2022

E-books for purchase / Libraries for creating HTTP middlewares

• Effective Go: Elegant, efficient, and testable code - Unlock Go’s unique perspective on program design, and start writing simple, maintainable, and testable Go code.

Oct 17 - Oct 23, 2022

Authentication and OAuth

• authboss (⭐3.9k) - Modular authentication system for the web. It tries to remove as much boilerplate and "hard things" as possible so that each time you start a new web project in Go, you can plug it in, configure it, and start building your app without having to build an authentication system each time.

• casbin (⭐18k) - Authorization library that supports access control models like ACL, RBAC, and ABAC.

• cookiestxt (⭐17) - provides a parser of cookies.txt file format.

• go-guardian (⭐559) - Go-Guardian is a golang library that provides a simple, clean, and idiomatic way to create powerful modern API and web authentication that supports LDAP, Basic, Bearer token, and Certificate based authentication.

• jeff (⭐266) - Simple, flexible, secure, and idiomatic web session management with pluggable backends.

• jwt (⭐671) - Safe, simple, and fast JSON Web Tokens for Go.

• oauth2 (⭐5.4k) - Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine, and App Engine support.

• permissions2 (⭐512) - Library for keeping track of users, login states, and permissions. Uses secure cookies and bcrypt.

Bot Building

• go-sarah (⭐261) - Framework to build a bot for desired chat services including LINE, Slack, Gitter, and more.

• go-tgbot (⭐120) - Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router, and middleware.

• telebot (⭐4k) - Telegram bot framework is written in Go.

Build Automation

• realize (⭐4.5k) - Go build a system with file watchers and live to reload. Run, build and watch file changes with custom paths.

Advanced Console UIs

• aurora (⭐1.4k) - ANSI terminal colors that support fmt.Printf/Sprintf.

• simpletable (⭐530) - Simple tables in a terminal with Go.

• uilive (⭐1.7k) - Library for updating terminal output in real time.

Standard CLI

• acmd (⭐115) - Simple, useful, and opinionated CLI package in Go.

• command-chain (⭐62) - A go library for configure and run command chains - such as pipelining in unix shells.

• go-andotp (⭐30) - A CLI program to encrypt/decrypt andOTP (⭐3.8k) files. Can be used as a library as well.

• go-getoptions (⭐56) - Go option parser inspired by the flexibility of Perl’s GetOpt::Long.

• sflags (⭐153) - Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin, and other libraries.

• wmenu (⭐216) - Easy to use menu structure for cli applications that prompt users to make choices.

Oct 10 - Oct 16, 2022

Continuous Integration

• gotestfmt (⭐510) - go test output for humans.

• woodpecker (⭐4.3k) - Woodpecker is a community fork of the Drone CI system.

Date and Time

• go-anytime (⭐23) - Parse dates/times like "next dec 22nd at 3pm" and ranges like "from today until next thursday" without knowing the format in advance.

Distributed Systems

• Kitex (⭐7k) - A high-performance and strong-extensibility Golang RPC framework that helps developers build microservices. If the performance and extensibility are the main concerns when you develop microservices, Kitex can be a good choice.

Embeddable Scripting Languages

• starlark-go (⭐2.3k) - Go implementation of Starlark: Python-like language with deterministic evaluation and hermetic execution.

Goroutines

• go-actor (⭐154) - A tiny library for writing concurrent programs using actor model.

Utilities

• retry-go (⭐2.4k) - Simple library for retry mechanism.

Tutorials / Libraries for creating HTTP middlewares

• Go in 7 days (⭐143) - Learn everything about Go in 7 days (from a Nodejs developer).

• W3basic Go Tutorials - W3Basic provides an in-depth tutorial and well-organized content to learn Golang programming.

Oct 03 - Oct 09, 2022

Version Control

• cli - An open-source GitLab command line tool bringing GitLab's cool features to your command line.

Sep 26 - Oct 02, 2022

Game Development

• Ebitengine (⭐11k) - dead simple 2D game engine in Go.

• fantasyname (⭐33) - Fantasy names generator.

Logging

• xylog (⭐16) - Leveled and structured logging, dynamic fields, high performance, zone management, simple configuration, and readable syntax.

Package Management

• gup (⭐343) - Update binaries installed by "go install".

Third-party APIs

• go-restcountries (⭐3) - Go library for the REST Countries API.

Sep 19 - Sep 25, 2022

Logging

• log (⭐16) - Simple leveled logging wrapper around standard log package.

Sep 12 - Sep 18, 2022

Standard CLI

• mcli (⭐33) - A minimal but very powerful cli library for Go.

Miscellaneous Data Structures and Algorithms

• go-generics (⭐75) - Generic slice, map, set, iterator, and goroutine utilities.

• quadtree (⭐37) - Generic, zero-alloc, 100%-test covered quadtree.

Relational Database Drivers

• ydb-go-sdk (⭐142) - native and database/sql driver YDB (Yandex Database)

Goroutines

• go-workerpool (⭐13) - Inspired from Java Thread Pool, Go WorkerPool aims to control heavy Go Routines.

• routine (⭐235) - routine is a ThreadLocal for go library. It encapsulates and provides some easy-to-use, non-competitive, high-performance goroutine context access interfaces, which can help you access coroutine context information more gracefully.

Messaging

• Ratus (⭐109) - Ratus is a RESTful asynchronous task queue server.

Scrapers

• go-recipe (⭐27) - A package for scraping recipes from websites.

Utilities

• countries (⭐87) - All you need when you are working with countries in Go.

• graterm (⭐26) - Provides primitives to perform ordered (sequential/concurrent) GRAceful TERMination (aka shutdown) in Go application.

• remote-touchpad (⭐525) - Control mouse and keyboard from a smartphone.

• scan (⭐63) - Scan sql rows into any type powered by generics.

Code Analysis / Libraries for creating HTTP middlewares

• asty (⭐81) - Converts golang AST to JSON and JSON to AST.

E-books for purchase / Libraries for creating HTTP middlewares

• The Power of Go: Tests - A guide to testing in Go.

Tutorials / Libraries for creating HTTP middlewares

• Games With Go - A video series teaching programming and game development.

• GopherCoding - Collection of code snippets and tutorials to help tackle every day issues.

Sep 05 - Sep 11, 2022

Databases Implemented in Go

• dolt (⭐18k) - Dolt – It's Git for Data.

Database Schema Migration

• bytebase (⭐11k) - Safe database schema change and version control for DevOps teams.

Aug 22 - Aug 28, 2022

ORM

• bun (⭐3.8k) - SQL-first Golang ORM. Successor of go-pg.

Aug 15 - Aug 21, 2022

Relational Database Drivers

• KSQL (⭐319) - A Simple and Powerful Golang SQL Library

Financial

• bbgo (⭐1.2k) - A crypto trading bot framework written in Go. Including common crypto exchange API, standard indicators, back-testing and many built-in strategies.

DevOps Tools / Libraries for creating HTTP middlewares

• Fleet device management (⭐3.1k) - Lightweight, programmable telemetry for servers and workstations.

Aug 01 - Aug 07, 2022

Continuous Integration

• go-fuzz-action (⭐15) - Use Go 1.18's built-in fuzz testing in GitHub Actions.

Caches

• cachego (⭐369) - Golang Cache component for multiple drivers.

Generators

• copygen (⭐355) - Generate type-to-type and type-based code without reflection.

Utilities

• gitbatch (⭐1.5k) - manage your git repositories in one place.

Middlewares / Actual middlewares

• echo-middleware (⭐15) - Middleware for Echo framework with logging and metrics.

Code Analysis / Libraries for creating HTTP middlewares

• usestdlibvars (⭐43) - A linter that detect the possibility to use variables/constants from the Go standard library.

Other Software / Libraries for creating HTTP middlewares

• sake (⭐655) - sake is a command runner for local and remote hosts.

Jul 25 - Jul 31, 2022

GUI

• AppIndicator Go (⭐6) - Go bindings for libappindicator3 C library.

JSON

• marshmallow (⭐375) - Performant JSON unmarshalling for flexible use cases.

Jul 18 - Jul 24, 2022

Authentication and OAuth

• keto (⭐4.8k) - Open Source (Go) implementation of "Zanzibar: Google's Consistent, Global Authorization System". Ships gRPC, REST APIs, newSQL, and an easy and granular permission language. Supports ACL, RBAC, and other access models.

Jul 11 - Jul 17, 2022

Advanced Console UIs

• crab-config-files-templating (⭐7) - Dynamic configuration file templating tool for kubernetes manifest or general configuration files.

Error Handling

• errors (⭐2.1k) - Go error library with error portability over the network.

Jul 04 - Jul 10, 2022

Configuration

• harvester (⭐132) - Harvester, an easy to use static and dynamic configuration package supporting seeding, env vars and Consul integration.

• kong (⭐2.1k) - Command-line parser with support for arbitrarily complex command-line structures and additional sources of configuration such as YAML, JSON, TOML, etc (successor to kingpin).

Caches

• go-cache (⭐139) - A flexible multi-layer Go caching library to deal with in-memory and shared cache by adopting Cache-Aside pattern.

• gocache (⭐2.5k) - A complete Go cache library with multiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.

Database Schema Migration

• gorm-seeder (⭐13) - Simple database seeder for Gorm ORM.

• libschema (⭐15) - Define your migrations separately in each library. Migrations for open source libraries. MySQL & PostgreSQL.

Financial

• ach (⭐459) - A reader, writer, and validator for Automated Clearing House (ACH) files.

Logging

• go-log (⭐10) - A logging library with stack traces, object dumping and optional timestamps.

Networking

• fullproxy (⭐79) - A fully featured scriptable and daemon configurable proxy and pivoting toolkit with SOCKS5, HTTP, raw ports and reverse proxy protocols.

HTTP Clients

• go-zoox/fetch (⭐71) - A Powerful, Lightweight, Easy Http Client, inspired by Web Fetch API.

Regular Expressions

• rex (⭐196) - Regular expressions builder.

Third-party APIs

• goami2 (⭐14) - AMI v2 library for Asterisk PBX.

Utilities

• countries (⭐410) - Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standards.

• evaluator (⭐41) - Evaluate an expression dynamically based on s-expression. It's simple and easy to extend.

• jsend (⭐21) - JSend's implementation written in Go.

• lancet (⭐4.7k) - A comprehensive, efficient, and reusable util function library of go.

DevOps Tools / Libraries for creating HTTP middlewares

• abbreviate (⭐220) - abbreviate is a tool turning long strings in to shorter ones with configurable separators, for example to embed branch names in to deployment stack IDs.

Websites / Libraries for creating HTTP middlewares

• Golang Developer Jobs - Developer Jobs exclusively for Golang related Roles.

Jun 27 - Jul 03, 2022

Database Tools

• hasql - Library for accessing multi-host SQL database installations.

Financial

• fpmoney (⭐29) - Fast and simple ISO4217 fixed-point decimal money.

Forms

• gbind (⭐9) - Bind data to any Go value. Can use built-in and custom expression binding capabilities; supports data validation

Jun 20 - Jun 26, 2022

Logging

• phuslu/log (⭐680) - High performance structured logging.

• slog (⭐398) - Lightweight, configurable, extensible logger for Go.

Third-party APIs

• goagi (⭐9) - Go library to build Asterisk PBX agi/fastagi applications.

Tutorials / Libraries for creating HTTP middlewares

• CodeCrafters Golang Track - Achieve mastery in advanced Go by building your own Redis, Docker, Git, and SQLite. Featuring goroutines, systems programming, file I/O, and more.

Jun 13 - Jun 19, 2022

Email

• go-email-normalizer (⭐64) - Golang library for providing a canonical representation of email address.

Utilities

• EaseProbe (⭐2.2k) - A simple, standalone, and lightWeight tool that can do health/status checking daemon, support HTTP/TCP/SSH/Shell/Client/... probes, and Slack/Discord/Telegram/SMS... notification.

Go Tools / Libraries for creating HTTP middlewares

• gotemplate.io - Online tool to preview text/template templates live.

Jun 06 - Jun 12, 2022

Messaging

• Quamina (⭐395) - Fast pattern-matching for filtering messages and events.

Conferences / Libraries for creating HTTP middlewares

• GopherCon Europe - Berlin, Germany.

Free e-books / Libraries for creating HTTP middlewares

• Network Programming With Go

May 30 - Jun 05, 2022

Configuration

• config (⭐50) - configure your app using file, environment variables, or flags in two lines of code

Error Handling

• exception (⭐31) - A simple utility package for exception handling with try-catch in Golang.

Financial

• fpdecimal (⭐31) - Fast and precise serialization and arithmetic for small fixed-point decimals

Functional

• mo (⭐2.7k) - Monads and popular FP abstractions, based on Go 1.18+ Generics (Option, Result, Either...).

Go Compilers

• c2go (⭐304) - Convert C code to Go code.

GUI

• gio - Gio is a library for writing cross-platform immediate mode GUI-s in Go. Gio supports all the major platforms: Linux, macOS, Windows, Android, iOS, FreeBSD, OpenBSD and WebAssembly.

Dependency Injection

• do (⭐1.9k) - A dependency injection framework based on Generics.

Translation

• spreak (⭐55) - Flexible translation and humanization library for Go, based on the concepts behind gettext.

Stream Processing

• goio (⭐82) - An implementation of IO, Stream, Fiber for Golang, inspired by awesome Scala libraries cats and fs2.

Markup Languages

• goldmark (⭐3.7k) - A Markdown parser written in Go. Easy to extend, standard (CommonMark) compliant, well structured.

Parsers/Encoders/Decoders

• tokenizer (⭐98) - Parse any string, slice or infinite buffer to any tokens.

Utilities

• loncha (⭐11) - A high-performance slice Utilities.

• wifiqr (⭐263) - Wi-Fi QR Code Generator.

May 16 - May 22, 2022

Bot Building

• wayback (⭐1.8k) - A bot for Telegram, Mastodon, Slack, and other messaging platforms archives webpages.

Standard CLI

• carapace-spec (⭐19) - Define simple completions using a spec file.

Miscellaneous Data Structures and Algorithms

• go-rampart (⭐101) - Determine how intervals relate to each other.

Functional

• valor (⭐17) - Generic option and result types that optionally contain a value.

Geographic

• H3 GeoJSON (⭐4) - Conversion utilities between H3 indexes and GeoJSON.

• H3GeoDist (⭐2) - Distribution of Uber H3geo cells by virtual nodes.

Goroutines

• async-job (⭐10) - AsyncJob is an asynchronous queue job manager with light code, clear and speed.

Workflow Frameworks / Libraries for creating HTTP middlewares

• Dagu (⭐1.6k) - No-code workflow executor. it executes DAGs defined in a simple YAML format.

Other Software / Libraries for creating HTTP middlewares

• Gokapi (⭐1.7k) - Lightweight server to share files, which expire after a set amount of downloads or days. Similar to Firefox Send, but without public upload.

May 09 - May 15, 2022

Miscellaneous Data Structures and Algorithms

• genfuncs (⭐52) - Go 1.18+ generics package inspired by Kotlin's Sequence and Map.

May 02 - May 08, 2022

Email

• go-mail (⭐682) - A simple Go library for sending mails in Go.

Third-party APIs

• go-hibp (⭐6) - Simple Go binding to the "Have I Been Pwned" APIs.

Apr 25 - May 01, 2022

Configuration

• GoLobby/Config (⭐367) - GoLobby Config is a lightweight yet powerful configuration manager for the Go programming language.

• nfigure (⭐7) - Per-library struct-tag based configuration from command lines (Posix & Go-style); environment, JSON, YAML

Maps

• goradd/maps (⭐42) - Go 1.18+ generic map interface for maps; safe maps; ordered maps; ordered, safe maps; etc.

Miscellaneous Data Structures and Algorithms

• slices (⭐20) - Pure, generic functions for slices.

Database Tools

• dynago (⭐12) - Simplify working with AWS DynamoDB.

SQL Query Builders

• sg (⭐6) - A SQL Gen for generating standard SQLs(supports: CRUD) written in Go.

Functional

• fp-go (⭐302) - Collection of Functional Programming helpers powered by Golang 1.18+ generics.

Logging

• slf4g (⭐3) - Simple Logging Facade for Golang: Simple structured logging; but powerful, extendable and customizable, with huge amount of learnings from decades of past logging frameworks.

Microsoft Excel

• exl (⭐30) - Excel binding to struct written in Go.(Only supports Go1.18+)

Dependency Injection

• GoLobby/Container (⭐562) - GoLobby Container is a lightweight yet powerful IoC dependency injection container for the Go programming language.

Morphological Analyzers

• govader-backend (⭐6) - Microservice implementation of GoVader (⭐42).

ORM

• golobby/orm (⭐159) - Simple, fast, type-safe, generic orm for developer happiness.

Query Language

• goven (⭐60) - A drop-in query language for any database schema.

Parsers/Encoders/Decoders

• encdec (⭐9) - Package provides a generic interface to encoders and decoders.

• go-fasttld (⭐32) - High performance effective top level domains (eTLD) extraction module.

Third-party APIs

• fasapay-sdk-go (⭐2) - Unofficial Fasapay payment gateway XML API Client for Golang.

Web Frameworks

• golamb (⭐7) - Golamb makes it easier to write API endpoints for use with AWS Lambda and API Gateway.

Routers / Libraries for creating HTTP middlewares

• GoLobby/Router (⭐22) - GoLobby Router is a lightweight yet powerful HTTP router for the Go programming language.

DevOps Tools / Libraries for creating HTTP middlewares

• go-rocket-update (⭐103) - A simple way to make self updating Go applications - Supports Github and Gitlab.

Apr 04 - Apr 10, 2022

Bit-packing and Compression

• crunch (⭐97) - Go package implementing buffers for handling various datatypes easily.

• go-ef (⭐31) - A Go implementation of the Elias-Fano encoding.

• roaring (⭐2.5k) - Go package implementing compressed bitsets.

Bloom and Cuckoo Filters

• cuckoo-filter (⭐294) - Cuckoo filter: a comprehensive cuckoo filter, which is configurable and space optimized compared with other implements, and all features mentioned in original paper are available.

• cuckoofilter (⭐1.1k) - Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.

• ring (⭐138) - Go implementation of a high performance, thread safe bloom filter.

Data Structure and Algorithm Collections

• algorithms (⭐804) - Algorithms and data structures.CLRS study.

• go-datastructures (⭐7.7k) - Collection of useful, performant, and thread-safe data structures.

• gods (⭐16k) - Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.

• gostl (⭐1.1k) - Data structure and algorithm library for go, designed to provide functions similar to C++ STL.

Iterators

• goterator (⭐16) - Iterator implementation to provide map and reduce functionalities.

• iter (⭐187) - Go implementation of C++ STL iterators and algorithms.

Maps

• dict (⭐45) - Python-like dictionaries (dict) for Go.

Miscellaneous Data Structures and Algorithms

• slices (⭐17) - Functions that operate on slices; like package strings but adapted to work with slices.

Nullable Types

• nan (⭐85) - Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers.

• null (⭐36) - Nullable Go types that can be marshalled/unmarshalled to/from JSON.

• typ (⭐46) - Null Types, Safe primitive type conversion and fetching value from complex structures.

Queues

• deque (⭐184) - A highly optimized double-ended queue.

• deque (⭐585) - Fast ring-buffer deque (double-ended queue).

• goconcurrentqueue (⭐395) - Concurrent FIFO queue.

• memlog (⭐120) - An easy to use, lightweight, thread-safe and append-only in-memory data structure inspired by Apache Kafka.

Sets

• dsu (⭐14) - Disjoint Set data structure implementation in Go.

• golang-set (⭐4.2k) - Thread-Safe and Non-Thread-Safe high-performance sets for Go.

• goset (⭐52) - A useful Set collection implementation for Go.

• set (⭐27) - Simple set data structure implementation in Go using LinkedHashMap.

Text Analysis

• bleve (⭐10k) - Modern text indexing library for go.

• go-adaptive-radix-tree (⭐367) - Go implementation of Adaptive Radix Tree.

• go-edlib (⭐480) - Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode.

• trie (⭐762) - Trie implementation in Go.

Trees

• hashsplit (⭐30) - Split byte streams into chunks, and arrange chunks into trees, with boundaries determined by content, not position.

• merkle (⭐18) - Space-efficient computation of Merkle root hashes and inclusion proofs.

Pipes

• ordered-concurrently (⭐38) - Go module that processes work concurrently and returns output in a channel in the order of input.

• parapipe (⭐31) - FIFO Pipeline which parallels execution on each stage while maintaining the order of messages and results.

• pipeline (⭐58) - An implementation of pipelines with fan-in and fan-out.

Caches

• 2q (⭐41) - 2Q in-memory cache implementation.

• bcache (⭐156) - Eventually consistent distributed in-memory cache Go library.

• couchcache (⭐64) - RESTful caching micro-service backed by Couchbase server.

• fastcache (⭐2.1k) - fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.

• GCache (⭐2.6k) - Cache library with support for expirable Cache, LFU, LRU and ARC.

• gdcache (⭐13) - A pure non-intrusive cache library implemented by golang, you can use it to implement your own distributed cache.

• go-mcache (⭐97) - Fast in-memory key:value store/cache library. Pointer caches.

• groupcache (⭐13k) - Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.

• timedmap (⭐72) - Map with expiring key-value pairs.

• ttlcache (⭐948) - An in-memory cache with item expiration and generics.

• ttlcache (⭐9) - In-memory key value storage with TTL for each record.

Databases Implemented in Go

• badger (⭐14k) - Fast key-value store in Go.

• bbolt (⭐8.3k) - An embedded key/value database for Go.

• Bitcask - Bitcask is an embeddable, persistent and fast key-value (KV) database written in pure Go with predictable read/write performance, low latency and high throughput thanks to the bitcask on-disk layout (LSM+WAL).

• buntdb (⭐4.6k) - Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.

• clover (⭐691) - A lightweight document-oriented NoSQL database written in pure Golang.

• nutsdb (⭐3.4k) - Nutsdb is a simple, fast, embeddable, persistent key/value store written in pure Go. It supports fully serializable transactions and many data structures such as list, set, sorted set.

• pudge (⭐371) - Fast and simple key/value store written using Go's standard library.

• unitdb (⭐120) - Fast timeseries database for IoT, realtime messaging applications. Access unitdb with pubsub over tcp or websocket using github.com/unit-io/unitd application.

Database Tools

• clickhouse-bulk (⭐477) - Collects small inserts and sends big requests to ClickHouse servers.

Interfaces to Multiple Backends

• cayley (⭐15k) - Graph database with support for multiple backends.

• dsc (⭐33) - Datastore connectivity for SQL, NoSQL, structured files.

• gokv (⭐746) - Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more).

Relational Database Drivers

• avatica (⭐120) - Apache Avatica/Phoenix SQL driver for database/sql.

• bgc (⭐21) - Datastore Connectivity for BigQuery for go.

• firebirdsql (⭐229) - Firebird RDBMS SQL driver for Go.

• go-adodb (⭐142) - Microsoft ActiveX Object DataBase driver for go that uses database/sql.

• go-mssqldb (⭐1.8k) - Microsoft MSSQL driver for Go.

• go-oci8 (⭐631) - Oracle driver for go that uses database/sql.

• go-sql-driver/mysql (⭐15k) - MySQL driver for Go.

• go-sqlite3 (⭐8k) - SQLite3 driver for go that uses database/sql.

• godror (⭐531) - Oracle driver for Go, using the ODPI-C driver.

• gofreetds (⭐113) - Microsoft MSSQL driver. Go wrapper over FreeTDS.

• pgx (⭐11k) - PostgreSQL driver supporting features beyond those exposed by database/sql.

• pig (⭐16) - Simple pgx (⭐11k) wrapper to execute and scan (⭐1.3k) query results easily.

• pq (⭐9.1k) - Pure Go Postgres driver for database/sql.

• Sqinn-Go (⭐425) - SQLite with pure Go.

• sqlhooks (⭐651) - Attach hooks to any database/sql driver.

NoSQL Database Drivers

• aerospike-client-go (⭐434) - Aerospike client in Go language.

• arangolite (⭐72) - Lightweight golang driver for ArangoDB.

• asc (⭐10) - Datastore Connectivity for Aerospike for go.

• forestdb (⭐37) - Go bindings for ForestDB.

• go-couchbase (⭐321) - Couchbase client in Go.

• go-pilosa (⭐58) - Go client library for Pilosa.

• go-rejson (⭐343) - Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.

• gocb (⭐370) - Official Couchbase Go SDK.

• gocosmos (⭐22) - REST client and standard database/sql driver for Azure Cosmos DB.

• gocql - Go language driver for Apache Cassandra.

• godis (⭐111) - redis client implement by golang, inspired by jedis.

• godscache (⭐11) - A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.

• gomemcache (⭐1.8k) - memcache client library for the Go programming language.

• gorethink (⭐1.7k) - Go language driver for RethinkDB.

• goriak (⭐30) - Go language driver for Riak KV.

• Kivik (⭐315) - Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.

• mgm (⭐752) - MongoDB model-based ODM for Go (based on official MongoDB driver).

• mgo (⭐2k) - (unmaintained) MongoDB driver for the Go language that implements a rich and well tested selection of features under a very simple API following standard Go idioms.

• mongo-go-driver (⭐8.2k) - Official MongoDB driver for the Go language.

• neo4j (⭐28) - Neo4j Rest API Bindings for Golang.

• Neo4j-GO (⭐78) - Neo4j REST Client in golang.

• neoism (⭐390) - Neo4j client for Golang.

• qmgo (⭐1.3k) - The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo.

• redeo (⭐440) - Redis-protocol compatible TCP servers/services.

• redigo (⭐9.8k) - Redigo is a Go client for the Redis database.

• rueidis (⭐2.4k) - Fast Redis RESP3 client with auto pipelining and server-assisted client side caching.

• xredis (⭐19) - Typesafe, customizable, clean & easy to use Redis client.

Search and Analytic Databases

• elastic (⭐7.4k) - Elasticsearch client for Go.

• elasticsql (⭐1.2k) - Convert sql to elasticsearch dsl in Go.

• elastigo (⭐943) - Elasticsearch client library.

• go-elasticsearch (⭐36) - Official Elasticsearch client for Go.

• goes (⭐31) - Library to interact with Elasticsearch.

• skizze (⭐89) - probabilistic data-structures service and storage.

Logging

• sqldb-logger (⭐363) - A logger for Go SQL database driver without modify existing *sql.DB stdlib usage.

Tokenizers

• sentences (⭐439) - Sentence tokenizer: converts text into a list of sentences.

Security

• secret (⭐27) - Prevent your secrets from leaking into logs, std* etc.

Utilities

• mongo-go-pagination (⭐129) - Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines.

DevOps Tools / Libraries for creating HTTP middlewares

• wait-for (⭐17) - Wait for something to happen (from the command line) before continuing. Easy orchestration of Docker services and other things.

Websites / Libraries for creating HTTP middlewares

• justforfunc - Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy @francesc.

Mar 28 - Apr 03, 2022

Miscellaneous Data Structures and Algorithms

• go-tuple (⭐82) - Generic tuple implementation for Go 1.18+.

Database Tools

• rdb (⭐391) - Redis RDB file parser for secondary development and memory analysis.

SQL Query Builders

• sqlc (⭐13k) - Generate type-safe code from SQL.

Geographic

• Web-Mercator-Projection (⭐9) A project to easily use and convert LonLat, Point and Tile to display info, markers, etc, in a map using the Web Mercator Projection.

GUI

• goradd/html5tag (⭐10) - Library for outputting HTML5 tags.

Dependency Injection

• nject (⭐29) - A type safe, reflective framework for libraries, tests, http endpoints, and service startup.

HTTP Clients

• go-otelroundtripper (⭐81) - Go http.RoundTripper that emits open telemetry metrics for HTTP requests.

Reflection

• reflectutils (⭐8) - Helpers for working with reflection: struct tag parsing; recursive walking; fill value from string.

Security

• Coraza (⭐2.3k) - Enterprise-ready, modsecurity and OWASP CRS compatible WAF library.

Utilities

• pointer (⭐42) - Package pointer contains helper routines for simplifying the creation of optional fields of basic type.

Web Frameworks

• anoweb (⭐5) - The lightweight and powerful web framework using the new way for Go.Another go the way.

Routers / Libraries for creating HTTP middlewares

• nchi (⭐13) - chi-like router built on httprouter with dependency injection based middleware wrappers

DevOps Tools / Libraries for creating HTTP middlewares

• ko (⭐7.6k) - Command line tool for building and deploying Go applications on Kubernetes

Mar 21 - Mar 27, 2022

Bit Sets

• bitset (⭐1.3k) - Go package implementing bitsets.

Bloom and Cuckoo Filters

• bloom (⭐2.4k) - Go package implementing Bloom filters.

Miscellaneous Data Structures and Algorithms

• go18ds (⭐46) - Go Data Structures using Go 1.18 generics.

Databases Implemented in Go

• dtf (⭐212) - A distributed transaction manager. Support XA, TCC, SAGA, Reliable Messages.

Functional

• underscore (⭐109) - Functional programming helpers for Go 1.18 and beyond.

Job Scheduler

• cdule (⭐54) - Job scheduler library with database support

Morphological Analyzers

• spelling-corrector (⭐2) - A spelling corrector for the Spanish language or create your own.

Third-party APIs

• dusupay-sdk-go (⭐3) - Unofficial Dusupay payment gateway API Client for Go

• newsapi-go (⭐7) - Go client for NewsAPI.

Mar 14 - Mar 20, 2022

Data Integration Frameworks

• omniparser (⭐971) - A versatile ETL library that parses text input (CSV/txt/JSON/XML/EDI/X12/EDIFACT/etc) in streaming fashion and transforms data into JSON output using data-driven schema.

Language Detection

• guesslanguage (⭐58) - Functions to determine the natural language of a unicode text.

• whatlanggo (⭐643) - Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).

Morphological Analyzers

• snowball (⭐38) - Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.

• spaGO (⭐1.8k) - Self-contained Machine Learning and Natural Language Processing library in Go.

Slugifiers

• go-slugify (⭐94) - Make pretty slug with multiple languages support.

• slug (⭐1.2k) - URL-friendly slugify with multiple languages support.

• Slugify (⭐33) - Go slugify application that handles string.

Tokenizers

• gojieba (⭐2.4k) - This is a Go implementation of jieba (⭐33k) which a Chinese word splitting algorithm.

• gotokenizer (⭐21) - A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)

• gse (⭐2.6k) - Go efficient text segmentation; support english, chinese, japanese and other.

• MMSEGO (⭐63) - This is a GO implementation of MMSEG which a Chinese word splitting algorithm.

• prose (⭐3.1k) - Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.

Translation

• go-i18n (⭐3k) - Package and an accompanying tool to work with localized text.

• go-mystem (⭐33) - CGo bindings to Yandex.Mystem - russian morphology analyzer.

• go-pinyin (⭐1.6k) - CN Hanzi to Hanyu Pinyin converter.

• gotext (⭐435) - GNU gettext utilities for Go.

• iuliia-go (⭐49) - Transliterate Cyrillic → Latin in every possible way.

• t (⭐20) - Another i18n pkg for golang, which follows GNU gettext style and supports .po/.mo files: t.T (gettext), t.N (ngettext), etc. And it contains a cmd tool xtemplate (⭐20), which can extract messages as a pot file from text/html template.

Transliteration

• enca (⭐16) - Minimal cgo bindings for libenca, which detects character encodings.

• go-unidecode (⭐130) - ASCII transliterations of Unicode text.

• gounidecode (⭐80) - Unicode transliterator (also known as unidecode) for Go.

Networking

• gldap (⭐110) - gldap provides an ldap server implementation and you provide handlers for its ldap operations.

Formatters

• address (⭐71) - Handles address representation, validation and formatting.

• align (⭐84) - A general purpose application that aligns text.

• bytes (⭐540) - Formats and parses numeric byte values (10K, 2M, 3G, etc.).

• go-fixedwidth (⭐82) - Fixed-width text formatting (encoder/decoder with reflection).

• go-humanize (⭐4.4k) - Formatters for time, numbers, and memory size to human readable format.

• gotabulate (⭐334) - Easily pretty-print your tabular data with Go.

• textwrap (⭐5) - Wraps text at end of lines. Implementation of textwrap module from Python.

Markup Languages

• bafi (⭐105) - Universal JSON, BSON, YAML, XML translator to ANY format using templates.

• bbConvert (⭐12) - Converts bbCode to HTML that allows you to add support for custom bbCode tags.

• blackfriday (⭐5.5k) - Markdown processor in Go.

• go-output-format (⭐17) - Output go structures into multiple formats (YAML/JSON/etc) in your command line app.

• go-toml (⭐1.7k) - Go library for the TOML format with query support and handy cli tools.

• goq (⭐261) - Declarative unmarshalling of HTML using struct tags with jQuery syntax (uses GoQuery).

• html-to-markdown (⭐1.9k) - Convert HTML to Markdown. Even works with entire websites and can be extended through rules.

• htmlquery (⭐738) - An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.

• mxj (⭐622) - Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.

• toml (⭐4.6k) - TOML configuration format (encoder/decoder with reflection).

Parsers/Encoders/Decoders

• allot (⭐59) - Placeholder and wildcard text parsing for CLI tools and bots.

• codetree (⭐24) - Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.

• commonregex (⭐895) - A collection of common regular expressions for Go.

• did (⭐91) - DID (Decentralized Identifiers) Parser and Stringer in Go.

• doi (⭐10) - Document object identifier (doi) parser in Go.

• editorconfig-core-go (⭐141) - Editorconfig file parser and manipulator for Go.

• go-nmea (⭐227) - NMEA parser library for the Go language.

• go-vcard (⭐107) - Parse and format vCard.

• gofeed (⭐2.6k) - Parse RSS and Atom feeds in Go.

• gographviz (⭐553) - Parses the Graphviz DOT language.

• gonameparts (⭐42) - Parses human names into individual name parts.

• ltsv (⭐9) - High performance LTSV (Labeled Tab Separated Value) reader for Go.

• normalize (⭐46) - Sanitize, normalize and compare fuzzy text.

• parseargs-go (⭐10) - string argument parser that understands quotes and backslashes.

• parth (⭐0) - URL path segmentation parsing.

• sdp (⭐113) - SDP: Session Description Protocol [RFC 4566].

• sh (⭐7.3k) - Shell parser and formatter.

• when (⭐1.3k) - Natural EN and RU language date/time parser with pluggable rules.

• xj2go (⭐34) - Convert xml or json to go struct.

Regular Expressions

• genex (⭐77) - Count and expand Regular Expressions into all matching Strings.

• go-wildcard (⭐82) - Simple and lightweight wildcard pattern matching.

• goregen (⭐90) - Library for generating random strings from regular expressions.

• regroup (⭐146) - Match regex expression named groups into go struct using struct tags and automatic parsing.

Sanitation

• bluemonday (⭐3.2k) - HTML Sanitizer.

• gofuckyourself (⭐66) - A sanitization-based swear filter for Go.

Scrapers

• colly (⭐23k) - Fast and Elegant Scraping Framework for Gophers.

• dataflowkit (⭐662) - Web scraping Framework to turn websites into structured data.

• GoQuery (⭐14k) - GoQuery brings a syntax and a set of features similar to jQuery to the Go language.

• pagser (⭐105) - Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler.

• Tagify (⭐38) - Produces a set of tags from given source.

• xurls (⭐1.2k) - Extract urls from text.

RSS

• podcast (⭐133) - iTunes Compliant and RSS 2.0 Podcast Generator in Golang

Utility/Miscellaneous

• go-runewidth (⭐608) - Functions to get fixed width of the character or string.

• go-zero-width (⭐109) - Zero-width character detection and removal for Go.

• kace (⭐20) - Common case conversions covering common initialisms.

• petrovich (⭐47) - Petrovich is the library which inflects Russian names to given grammatical case.

• radix (⭐192) - Fast string sorting algorithm.

• TySug (⭐18) - Alternative suggestions with respect to keyboard layouts.

Validation

• Validator (⭐7) - A lightweight model validator written in Go.Contains VFs:Min, Max, MinLength, MaxLength, Length, Enum, Regex.

DevOps Tools / Libraries for creating HTTP middlewares

• Mantil (⭐109) - Go specific framework for building serverless applications on AWS that enables you to focus on pure Go code while Mantil takes care of the infrastructure.

Other Software / Libraries for creating HTTP middlewares

• goblin - Golang binaries in a curl, built by goblins.

E-books for purchase / Libraries for creating HTTP middlewares

• Know Go: Generics - A guide to understanding and using generics in Go.

Mar 07 - Mar 13, 2022

Routers / Libraries for creating HTTP middlewares

• goblin (⭐78) - A golang http router based on trie tree.

Go Tools / Libraries for creating HTTP middlewares

• gotestdox (⭐120) - Show Go test results as readable sentences.

Feb 28 - Mar 06, 2022

Database Schema Migration

• godfish (⭐7) - Database migration manager, works with native query language. Support for cassandra, mysql, postgres, sqlite3.

Email

• truemail-go (⭐104) - Configurable Golang email validator/verifier. Verify email via Regex, DNS, SMTP and even more.

File Handling

• gofs (⭐480) - A cross-platform real-time file synchronization tool out of the box.

Utilities

• lo (⭐18k) - A Lodash like Go library based on Go 1.18+ Generics (map, filter, contains, find...)

Web Frameworks

• Beego (⭐32k) - beego is an open-source, high-performance web framework for the Go programming language.

• Huma (⭐2.1k) - Framework for modern REST/GraphQL APIs with built-in OpenAPI 3, generated documentation, and a CLI.

Feb 21 - Feb 27, 2022

Forms

• httpin (⭐320) - Decode an HTTP request into a custom struct, including querystring, forms, HTTP headers, etc.

HTTP Clients

• go-cleanhttp (⭐371) - Get easily stdlib HTTP client, which does not share any state with other clients.

Server Applications

• Wish (⭐3.6k) - Make SSH apps, just like that!

Feb 14 - Feb 20, 2022

Trees

• treemap (⭐59) - Generic key-sorted map using a red-black tree under the hood.

Email

• mailx (⭐19) - Mailx is a library that makes it easier to send email via SMTP. It is an enhancement of the golang standard library net/smtp.

Job Scheduler

• goflow (⭐383) - A simple but powerful DAG scheduler and dashboard.

Uncategorized

• xz (⭐482) - Pure golang package for reading and writing xz-compressed files.

HTTP Clients

• req (⭐4.3k) - Simple Go HTTP client with Black Magic (Less code and More efficiency).

Other Software / Libraries for creating HTTP middlewares

• stew (⭐188) - An independent package manager for compiled binaries.

Feb 07 - Feb 13, 2022

Project Layout

• pagoda (⭐2.2k) - Rapid, easy full-stack web development starter kit built in Go.

Reflection

• objwalker (⭐3) - Walk by go objects with reflection.

Template Engines

• got (⭐32) - A Go code generator inspired by Hero and Fasttemplate. Has include files, custom tag definitions, injected Go code, language translation, and more.

Web Frameworks

• Confetti Framework - Confetti is a Go web application framework with an expressive, elegant syntax. Confetti combines the elegance of Laravel and the simplicity of Go.

Jan 31 - Feb 06, 2022

Audio and Music

• flac (⭐317) - Native Go FLAC encoder/decoder with support for FLAC streams.

• gaad (⭐126) - Native Go AAC bitstream parser.

• GoAudio (⭐350) - Native Go Audio Processing Library.

• gosamplerate (⭐34) - libsamplerate bindings for go.

• id3v2 (⭐337) - ID3 decoding and encoding library for Go.

• malgo (⭐301) - Mini audio library.

• minimp3 (⭐127) - Lightweight MP3 decoder library.

• Oto (⭐1.6k) - A low-level library to play sound on multiple platforms.

• PortAudio (⭐708) - Go bindings for the PortAudio audio I/O library.

Authentication and OAuth

• branca (⭐85) - branca token specification implementation (⭐226) for Golang 1.15+.

• gologin (⭐1.8k) - chainable handlers for login with OAuth1 and OAuth2 authentication providers.

• gorbac (⭐1.6k) - provides a lightweight role-based access control (RBAC) implementation in Golang.

• goth (⭐5.6k) - provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.

• jwt (⭐355) - Lightweight JSON Web Token (JWT) library.

• jwt-auth (⭐232) - JWT middleware for Golang http servers with many configuration options.

• loginsrv (⭐1.9k) - JWT login microservice with pluggable backends such as OAuth2 (Github), htpasswd, osiam.

• osin (⭐1.9k) - Golang OAuth2 server library.

• otpgen (⭐137) - Library to generate TOTP/HOTP codes.

• otpgo (⭐69) - Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.

• paseto (⭐856) - Golang implementation of Platform-Agnostic Security Tokens (PASETO).

• scope (⭐39) - Easily Manage OAuth2 Scopes In Go.

• scs (⭐2.2k) - Session Manager for HTTP servers.

• securecookie (⭐79) - Efficient secure cookie encoding/decoding.

• session (⭐118) - Go session management for web servers (including support for Google App Engine - GAE).

• sessions (⭐78) - Dead simple, highly performant, highly customizable sessions service for go http servers.

• sessionup (⭐125) - Simple, yet effective HTTP session management and identification package.

• sjwt (⭐119) - Simple jwt generator and parser.

Blockchain

• cosmos-sdk (⭐6.3k) - A Framework for Building Public Blockchains in the Cosmos Ecosystem.

• go-ethereum (⭐48k) - Official Go implementation of the Ethereum protocol.

• gossamer (⭐431) - A Go implementation of the Polkadot Host.

• solana-go (⭐890) - Go library to interface with Solana JSON RPC and WebSocket interfaces.

• tendermint (⭐5.7k) - High-performance middleware for transforming a state machine written in any programming language into a Byzantine Fault Tolerant replicated state machine using the Tendermint consensus and blockchain protocols.

Bot Building

• echotron (⭐372) - An elegant and concurrent library for Telegram Bots in Go.

• ephemeral-roles (⭐90) - A Discord bot for managing ephemeral roles based upon voice channel member presence.

• go-chat-bot (⭐824) - IRC, Slack & Telegram bot written in Go.

• go-joe - A general-purpose bot library inspired by Hubot but written in Go.

• go-twitch-irc (⭐358) - Library to write bots for twitch.tv chat

• Golang CryptoTrading Bot (⭐1.1k) - A golang implementation of a console-based trading bot for cryptocurrency exchanges.

• govkbot (⭐50) - Simple Go VK bot library.

• hanu (⭐154) - Framework for writing Slack bots.

• Kelp (⭐1.1k) - official trading and market-making bot for the Stellar DEX. Works out-of-the-box, written in Golang, compatible with centralized exchanges and custom trading strategies.

• larry (⭐161) - Larry 🐦 is a really simple Twitter bot generator that tweets random repositories from Github built in Go.

• margelet (⭐86) - Framework for building Telegram bots.

• micha (⭐30) - Go Library for Telegram bot api.

• olivia (⭐3.7k) - A chatbot built with an artificial neural network.

• slack-bot (⭐184) - Ready to use Slack Bot for lazy developers: Custom commands, Jenkins, Jira, Bitbucket, Github...

• slackscot (⭐55) - Another framework for building Slack bots.

• tbot (⭐355) - Telegram bot server with API similar to net/http.

• telego (⭐557) - Telegram Bot API library for Golang with full one-to-one API implementation.

• telegram-bot-api (⭐5.8k) - Simple and clean Telegram bot client.

• teleterm (⭐38) - Telegram Bot Exec Terminal Command.

• Tenyks (⭐177) - Service oriented IRC bot using Redis and JSON for messaging.

Build Automation

• 1build (⭐227) - Command line tool to frictionlessly manage project-specific commands.

• anko (⭐39) - Simple application watcher for multiple programming languages.

• gaper (⭐81) - Builds and restarts a Go project when it crashes or some watched file changes.

• gilbert - Build system and task runner for Go projects.

• goyek (⭐571) - Create build pipelines in Go.

• mage (⭐4.2k) - Mage is a make/rake-like build tool using Go.

• mmake (⭐1.7k) - Modern Make.

• Task (⭐11k) - simple "Make" alternative.

• taskctl (⭐295) - Concurrent task runner.

Advanced Console UIs

• asciigraph (⭐2.7k) - Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.

• box-cli-maker (⭐537) - Make Highly Customized Boxes for your CLI.

• cfmt (⭐103) - Contextual fmt inspired by bootstrap color classes.

• cfmt (⭐68) - Simple and convenient formatted stylized output fully compatible with fmt library.

• chalk (⭐451) - Intuitive package for prettifying terminal/console output.

• colourize (⭐27) - Go library for ANSI colour text in terminals.

• ctc (⭐46) - The non-invasive cross-platform terminal color library does not need to modify the Print method.

• go-ataman (⭐17) - Go library for rendering ANSI colored text templates in terminals.

• go-colorable (⭐767) - Colorable writer for windows.

• go-colortext (⭐214) - Go library for color output in terminals.

• go-isatty (⭐831) - isatty for golang.

• go-prompt (⭐5.3k) - Library for building a powerful interactive prompt, inspired by python-prompt-toolkit (⭐9.4k).

• gocui (⭐9.9k) - Minimalist Go library aimed at creating Console User Interfaces.

• gommon/color (⭐540) - Style terminal text.

• gookit/color (⭐1.5k) - Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.

• marker (⭐48) - Easiest way to match and mark strings for colorful terminal outputs.

• mpb (⭐2.3k) - Multi progress bar for terminal applications.

• progressbar (⭐4.1k) - Basic thread-safe progress bar that works in every OS.

• pterm (⭐4.8k) - A library to beautify console output on every platform with many combinable components.

• spinner (⭐2.4k) - Go package to easily provide a terminal spinner with options.

• tabby (⭐356) - A tiny library for super simple Golang tables.

• table (⭐50) - Small library for terminal color based tables.

• tabular (⭐76) - Print ASCII tables from command line utilities without the need to pass large sets of data to the API.

• termbox-go (⭐4.7k) - Termbox is a library for creating cross-platform text-based interfaces.

• termdash (⭐2.7k) - Go terminal dashboard based on termbox-go and inspired by termui (⭐13k).

• termenv (⭐1.8k) - Advanced ANSI style & color support for your terminal applications.

• termui (⭐13k) - Go terminal dashboard based on termbox-go and inspired by blessed-contrib (⭐16k).

• uiprogress (⭐2.1k) - Flexible library to render progress bars in terminal applications.

• uitable (⭐735) - Library to improve readability in terminal apps using tabular data.

• yacspin (⭐439) - Yet Another CLi Spinner package, for working with terminal spinners.

Standard CLI

• argparse (⭐609) - Command line argument parser inspired by Python's argparse module.

• argv (⭐41) - Go library to split command line string as arguments array using the bash syntax.

• carapace (⭐417) - Command argument completion generator for spf13/cobra.

• carapace-bin (⭐940) - Multi-shell multi-command argument completer.

• climax (⭐217) - Alternative CLI with "human face", in spirit of Go command.

• clîr (⭐180) - A Simple and Clear CLI library. Dependency free.

• cmd (⭐40) - Extends the standard flag package to support sub commands and more in idiomatic way.

• cmdr (⭐136) - A POSIX/GNU style, getopt-like command-line UI Go library.

• cobra (⭐38k) - Commander for modern Go CLI interactions.

• commandeer (⭐174) - Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.

• complete (⭐929) - Write bash completions in Go + Go command bash completion.

• Dnote (⭐2.8k) - A simple command line notebook with multi-device sync.

• elvish (⭐5.7k) - An expressive programming language and a versatile interactive shell.

• env (⭐113) - Tag-based environment configuration for structs.

• flag (⭐131) - Simple but powerful command line option parsing library for Go supporting subcommand.

• flaggy (⭐859) - A robust and idiomatic flags package with excellent subcommand support.

• flagvar (⭐43) - A collection of flag argument types for Go's standard flag package.

• go-arg (⭐2k) - Struct-based argument parsing in Go.

• go-commander (⭐35) - Go library to simplify CLI workflow.

• go-flags (⭐2.6k) - go command line option parser.

• gocmd (⭐65) - Go library for building command line applications.

• hiboot cli (⭐180) - cli application framework with auto configuration and dependency injection.

• job (⭐145) - JOB, make your short-term command as a long-term job.

• kingpin (⭐3.5k) - Command line and flag parser supporting sub commands (superseded by kong; see below).

• liner (⭐1k) - Go readline-like library for command-line interfaces.

• mitchellh/cli (⭐1.7k) - Go library for implementing command-line interfaces.

• mow.cli (⭐872) - Go library for building CLI applications with sophisticated flag and argument parsing and validation.

• ops (⭐1.3k) - Unikernel Builder/Orchestrator.

• pflag (⭐2.4k) - Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.

• sand (⭐27) - Simple API for creating interpreters and so much more.

• strumt (⭐61) - Library to create prompt chain.

• subcmd (⭐8) - Another approach to parsing and running subcommands. Works alongside the standard flag package.

• ts (⭐20) - Timestamp convert & compare tool.

• ukautz/clif (⭐129) - Small command line interface framework.

• urfave/cli (⭐22k) - Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).

• wlog (⭐66) - Simple logging interface that supports cross-platform color and concurrency.

Configuration

• aconfig (⭐550) - Simple, useful and opinionated config loader.

• cleanenv (⭐1.7k) - Minimalistic configuration reader (from files, ENV, and wherever you want).

• config (⭐336) - Cloud native application configuration. Bind ENV to structs in only two lines.

• configuration (⭐108) - Library for initializing configuration structs from env variables, files, flags and 'default' tag.

• configure (⭐56) - Provides configuration through multiple sources, including JSON, flags and environment variables.

• configuro (⭐95) - opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications.

• confita (⭐495) - Load configuration in cascade from multiple backends into a struct.

• conflate (⭐32) - Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.

• env (⭐4.9k) - Parse environment variables to Go structs (with defaults).

• env (⭐64) - A lightweight package for loading environment variables into structs.

• envconfig (⭐241) - Read your configuration from environment variables.

• envh (⭐99) - Helpers to manage environment variables.

• fig (⭐380) - Tiny library for reading configuration from a file and from environment variables (with validation & defaults).

• genv (⭐39) - Read environment variables easily with dotenv support.

• go-aws-ssm (⭐59) - Go package that fetches parameters from AWS System Manager - Parameter Store.

• go-conf (⭐11) - Simple library for application configuration based on annotated structs. It supports reading the configuration from environment variables, config files and command line parameters.

• go-ini (⭐14) - A Go package that marshals and unmarshals INI-files.

• go-ssm-config (⭐22) - Go utility for loading configuration parameters from AWS SSM (Parameter Store).

• go-up (⭐43) - A simple configuration library with recursive placeholders resolution and no magic.

• goConfig - Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.

• godotenv (⭐8.4k) - Go port of Ruby's dotenv library (Loads environment variables from .env).

• gofigure (⭐68) - Go application configuration made easy.

• gone/jconf (⭐50) - Modular JSON configuration. Keep your config structs along with the code they configure and delegate parsing to submodules without sacrificing full config serialization.

• gonfig (⭐9) - Tag-based configuration parser which loads values from different providers into typesafe struct.

• gookit/config (⭐539) - application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.

• hjson (⭐331) - Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.

• hocon (⭐79) - Configuration library for working with the HOCON(a human-friendly JSON superset) format, supports features like environment variables, referencing other values, comments and multiple files.

• ingo (⭐38) - Flags persisted in an ini-like config file.

• ini (⭐3.5k) - Go package to read and write INI files.

• ini (⭐15) - INI Parser & Write Library, Unmarshal to Struct, Marshal to Json, Write File, watch file.

• joshbetz/config (⭐215) - Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.

• kelseyhightower/envconfig (⭐5.1k) - Go library for managing configuration data from environment variables.

• koanf (⭐2.8k) - Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.

• konfig (⭐648) - Composable, observable and performant config handling for Go for the distributed processing era.

• mini (⭐35) - Golang package for parsing ini-style configuration files.

• nasermirzaei89/env (⭐18) - Simple useful package for read environment variables.

• onion (⭐116) - Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.

• piper (⭐8) - Viper wrapper with config inheritance and key generation.

• store (⭐274) - Lightweight configuration manager for Go.

• swap (⭐8) - Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env).

• typenv (⭐9) - Minimalistic, zero dependency, typed environment variables library.

• uConfig (⭐69) - Lightweight, zero-dependency, and extendable configuration management.

• viper (⭐27k) - Go configuration with fangs.

• xdg (⭐712) - Go implementation of the XDG Base Directory Specification and XDG user directories.

• xdg (⭐79) - Cross platform package that follows the XDG Standard.

Continuous Integration

• CDS (⭐4.6k) - Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.

• drone (⭐32k) - Drone is a Continuous Integration platform built on Docker, written in Go.

• gomason (⭐65) - Test, Build, Sign, and Publish your go binaries from a clean workspace.

• goveralls (⭐789) - Go integration for Coveralls.io continuous code coverage tracking system.

• overalls (⭐114) - Multi-Package go project coverprofile for tools like goveralls.

• roveralls (⭐20) - Recursive coverage testing tool.

CSS Preprocessors

• gcss (⭐496) - Pure Go CSS Preprocessor.

• go-libsass (⭐206) - Go wrapper to the 100% Sass compatible libsass project.

Bit-packing and Compression

• bingo (⭐41) - Fast, zero-allocation, lexicographical-order-preserving packing of native types to bytes.

• binpacker (⭐220) - Binary packer and unpacker helps user build custom binary stream.

• bit (⭐158) - Golang set data structure with bonus bit-twiddling functions.

Bit Sets

• bitmap (⭐311) - Dense, zero-allocation, SIMD-enabled bitmap/bitset in Go.

Bloom and Cuckoo Filters

• bloom (⭐147) - Bloom filters implemented in Go.

• bloom (⭐86) - Golang Bloom filter implementation.

• bloomfilter (⭐17) - Yet another Bloomfilter implementation in Go, compatible with Java's Guava library.

• boomfilters (⭐1.6k) - Probabilistic data structures for processing continuous, unbounded streams.

Maps

• cmap (⭐92) - a thread-safe concurrent map for go, support using interface{} as key and auto scale up shards.

Miscellaneous Data Structures and Algorithms

• concurrent-writer (⭐54) - Highly concurrent drop-in replacement for bufio.Writer.

• conjungo (⭐127) - A small, powerful and flexible merge library.

• count-min-log (⭐66) - Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).

• fsm (⭐64) - Finite-State Machine package.

• go-geoindex (⭐355) - In-memory geo index.

• go-rquad (⭐134) - Region quadtrees with efficient point location and neighbour finding.

• gofal (⭐19) - fractional api for Go.

• gota (⭐3.1k) - Implementation of dataframes, series, and data wrangling methods for Go.

• hide (⭐69) - ID type with marshalling to/from hash to prevent sending IDs to clients.

• hilbert (⭐278) - Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.

• hyperloglog (⭐943) - HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.

Text Analysis

• levenshtein (⭐86) - Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.

• levenshtein (⭐357) - Implementation to calculate levenshtein distance in Go.

• mspm (⭐26) - Multi-String Pattern Matching Algorithm for information retrieval.

• parsefields (⭐7) - Tools for parse JSON-like logs for collecting unique fields and events.

• ptrie (⭐42) - An implementation of prefix tree.

Trees

• skiplist (⭐277) - Very fast Go Skiplist implementation.

• skiplist (⭐84) - Skiplist implementation in Go.

• treap (⭐27) - Persistent, fast ordered map using tree heaps.

Caches

• BigCache (⭐7.5k) - Efficient key/value cache for gigabytes of data.

• cache (⭐186) - In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.

• cache2go (⭐2.1k) - In-memory key:value cache which supports automatic invalidation based on timeouts.

• clusteredBigCache (⭐45) - BigCache with clustering support and individual item expiration.

Databases Implemented in Go

• cockroach (⭐30k) - Scalable, Geo-Replicated, Transactional Datastore.

• Coffer (⭐39) - Simple ACID key-value database that supports transactions.

• column (⭐1.4k) - High-performance, columnar, embeddable in-memory store with bitmap indexing and transactions.

• CovenantSQL (⭐1.5k) - CovenantSQL is a SQL database on blockchain.

• Databunker (⭐1.3k) - Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.

• dgraph (⭐20k) - Scalable, Distributed, Low Latency, High Throughput Graph Database.

• diskv (⭐1.4k) - Home-grown disk-backed key-value store.

• eliasdb (⭐1k) - Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.

• godis (⭐3.5k) - A Golang implemented high-performance Redis server and cluster.

• goleveldb (⭐6.2k) - Implementation of the LevelDB (⭐37k) key/value database in Go.

• hare (⭐94) - A simple database management system that stores each table as a text file of line-delimited JSON.

• immudb (⭐8.6k) - immudb is a lightweight, high-speed immutable database for systems and applications written in Go.

• influxdb (⭐29k) - Scalable datastore for metrics, events, and real-time analytics.

• ledisdb (⭐4.1k) - Ledisdb is a high performance NoSQL like Redis based on LevelDB.

• levigo (⭐415) - Levigo is a Go wrapper for LevelDB.

• lotusdb (⭐2.1k) - Fast k/v database compatible with lsm and b+tree.

• Milvus (⭐30k) - Milvus is a vector database for embedding management, analytics and search.

• moss (⭐956) - Moss is a simple LSM key-value storage engine written in 100% Go.

• piladb (⭐206) - Lightweight RESTful database engine based on stack data structures.

• pogreb (⭐1.3k) - Embedded key-value store for read-heavy workloads.

• prometheus (⭐56k) - Monitoring system and time series database.

• rosedb (⭐4.6k) - An embedded k-v database based on LSM+WAL, supports string, list, hash, set, zset.

• rqlite (⭐16k) - The lightweight, distributed, relational database built on SQLite.

• tempdb (⭐19) - Key-value store for temporary items.

• tidb (⭐37k) - TiDB is a distributed SQL database. Inspired by the design of Google F1.

• tiedot (⭐2.7k) - Your NoSQL database powered by Golang.

• Vasto (⭐261) - A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.

• VictoriaMetrics (⭐12k) - fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.

Database Schema Migration

• atlas (⭐5.9k) - A Database Toolkit. A CLI designed to help companies better work with their data.

• avro (⭐46) - Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.

• darwin (⭐144) - Database schema evolution library for Go.

• go-fixtures (⭐29) - Django style fixtures for Golang's excellent built-in database/sql library.

• go-pg-migrate (⭐10) - CLI-friendly package for go-pg migrations management.

• go-pg-migrations (⭐84) - A Go package to help write migrations with go-pg/pg.

• goavro (⭐983) - A Go package that encodes and decodes Avro data.

• goose (⭐7.1k) - Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.

• gormigrate (⭐1k) - Database schema migration helper for Gorm ORM.

• migrate (⭐15k) - Database migrations. CLI and Golang library.

• migrator (⭐169) - Dead simple Go database migration library.

• migrator (⭐25) - MySQL database migrator designed to run migrations to your features and manage database schema update with intuitive go code.

• schema (⭐34) - Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.

• skeema (⭐1.3k) - Pure-SQL schema management system for MySQL, with support for sharding and external online schema change tools.

• soda (⭐1.4k) - Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.

• sql-migrate (⭐3.2k) - Database migration tool. Allows embedding migrations into the application using go-bindata.

• sqlize (⭐101) - Database migration generator. Allows generate sql migration from model and existing sql by differ them.

Database Tools

• chproxy (⭐1.3k) - HTTP proxy for ClickHouse database.

• dbbench (⭐102) - Database benchmarking tool with support for several databases and scripts.

• go-mysql (⭐4.6k) - Go toolset to handle MySQL protocol and replication.

• octillery (⭐194) - Go package for sharding databases ( Supports every ORM or raw SQL ).

• pg_timetable (⭐1.1k) - Advanced scheduling for PostgreSQL.

• pgweb (⭐8.6k) - Web-based PostgreSQL database browser.

• prep (⭐33) - Use prepared SQL statements without changing your code.

• pREST (⭐4.2k) - Simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new.

• rwdb (⭐19) - rwdb provides read replica capability for multiple database servers setup.

• vitess (⭐19k) - vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.

SQL Query Builders

• bqb (⭐151) - Lightweight and easy to learn query builder.

• buildsqlx (⭐172) - Go database query builder library for PostgreSQL.

• dbq (⭐404) - Zero boilerplate database operations for Go.

• Dotsql (⭐740) - Go library that helps you keep sql files in one place and use them with ease.

• gendry (⭐1.6k) - Non-invasive SQL builder and powerful data binder.

• godbal (⭐59) - Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.

• goqu (⭐2.4k) - Idiomatic SQL builder and query library.

• gosql (⭐32) - SQL Query builder with better null values support.

• igor (⭐125) - Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.

• jet (⭐2.7k) - Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.

• ormlite (⭐14) - Lightweight package containing some ORM-like features and helpers for sqlite databases.

• ozzo-dbx (⭐637) - Powerful data retrieval methods as well as DB-agnostic query building capabilities.

• qry (⭐35) - Tool that generates constants from files with raw SQL queries.

• sq (⭐197) - Type-safe SQL builder and struct mapper for Go.

• sqlf (⭐144) - Fast SQL query builder.

• sqlingo (⭐409) - A lightweight DSL to build SQL in Go.

• sqrl (⭐278) - SQL query builder, fork of Squirrel with improved performance.

• Squalus - Thin layer over the Go SQL package that makes it easier to perform queries.

• Squirrel (⭐7k) - Go library that helps you build SQL queries.

• xo (⭐3.7k) - Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server.

Date and Time

• carbon (⭐4.8k) - A simple, semantic and developer-friendly golang package for datetime.

• carbon (⭐776) - Simple Time extension with a lot of util methods, ported from PHP Carbon library.

• cronrange (⭐18) - Parses Cron-style time range expressions, checks if the given time is within any ranges.

• date (⭐134) - Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.

• dateparse (⭐2k) - Parse date's without knowing format in advance.

• durafmt (⭐495) - Time duration formatting library for Go.

• feiertage (⭐48) - Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...

• go-persian-calendar (⭐205) - The implementation of the Persian (Solar Hijri) Calendar in Go (golang).

• go-str2duration (⭐101) - Convert string to duration. Support time.Duration returned string and more.

• go-sunrise (⭐146) - Calculate the sunrise and sunset times for a given location.

• go-week (⭐9) - An efficient package to work with ISO8601 week dates.

• gostradamus (⭐202) - A Go package for working with dates.

• iso8601 (⭐147) - Efficiently parse ISO8601 date-times without regex.

• kair (⭐24) - Date and Time - Golang Formatting Library.

• now (⭐4.4k) - Now is a time toolkit for golang.

• strftime (⭐12) - C99-compatible strftime formatter.

• timespan (⭐83) - For interacting with intervals of time, defined as a start time and a duration.

• timeutil (⭐192) - Useful extensions (Timedelta, Strftime, ...) to the golang's time package.

• tuesday (⭐12) - Ruby-compatible Strftime function.

Distributed Systems

• arpc (⭐964) - More effective network communication, support two-way-calling, notify, broadcast.

• celeriac (⭐72) - Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.

• consistent (⭐694) - Consistent hashing with bounded loads.

• consistenthash (⭐27) - Consistent hashing with configurable replicas.

• dht (⭐313) - BitTorrent Kademlia DHT implementation.

• digota (⭐510) - grpc ecommerce microservice.

• dot (⭐87) - distributed sync using operational transformation/OT.

• doublejump (⭐102) - A revamped Google's jump consistent hash.

• dragonboat (⭐5.1k) - A feature complete and high performance multi-group Raft library in Go.

• drmaa (⭐48) - Job submission library for cluster schedulers based on the DRMAA standard.

• dynamolock - DynamoDB-backed distributed locking implementation.

• dynatomic (⭐17) - A library for using DynamoDB as an atomic counter.

• emitter-io (⭐3.9k) - High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.

• failured (⭐12) - adaptive accrual failure detector for distributed systems.

• flowgraph (⭐60) - flow-based programming package.

• gleam (⭐3.5k) - Fast and scalable distributed map/reduce system written in pure Go and Luajit, combining Go's high concurrency with Luajit's high performance, runs standalone or distributed.

• glow (⭐3.2k) - Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.

• gmsec (⭐25) - A Go distributed systems development framework.

• go-doudou (⭐1.4k) - A gossip protocol and OpenAPI 3.0 spec based decentralized microservice framework. Built-in go-doudou cli focusing on low-code and rapid dev can power up your productivity.

• go-health (⭐750) - Library for enabling asynchronous dependency health checks in your service.

• go-jump (⭐384) - Port of Google's "Jump" Consistent Hash function.

• go-kit (⭐27k) - Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.

• go-micro (⭐22k) - A distributed systems development framework.

• go-mysql-lock (⭐62) - MySQL based distributed lock.

• go-pdu (⭐47) - A decentralized identity-based social network.

• go-sundheit (⭐550) - A library built to provide support for defining async service health checks for golang services.

• go-zero (⭐29k) - A web and rpc framework. It's born to ensure the stability of the busy sites with resilient design. Builtin goctl greatly improves the development productivity.

• gorpc (⭐701) - Simple, fast and scalable RPC library for high load.

• grpc-go (⭐21k) - The Go language implementation of gRPC. HTTP/2 based RPC.

• hprose (⭐1.3k) - Very newbility RPC Library, support 25+ languages now.

• jsonrpc (⭐187) - The jsonrpc package helps implement of JSON-RPC 2.0.

• jsonrpc (⭐332) - JSON-RPC 2.0 HTTP client implementation.

• Kratos (⭐23k) - A modular-designed and easy-to-use microservices framework in Go.

• liftbridge (⭐2.6k) - Lightweight, fault-tolerant message streams for NATS.

• lura (⭐6.4k) - Ultra performant API Gateway framework with middlewares.

• micro (⭐12k) - A distributed systems runtime for the cloud and beyond.

• outboxer (⭐159) - Outboxer is a go library that implements the outbox pattern.

• pglock - PostgreSQL-backed distributed locking implementation.

• pjrpc - Golang JSON-RPC Server-Client with Protobuf spec.

• raft (⭐8.3k) - Golang implementation of the Raft consensus protocol, by HashiCorp.

• rain (⭐974) - BitTorrent client and library.

• redis-lock (⭐1.5k) - Simplified distributed locking implementation using Redis.

• resgate - Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.

• ringpop-go (⭐833) - Scalable, fault-tolerant application-layer sharding for Go applications.

• rpcx (⭐8.1k) - Distributed pluggable RPC service framework like alibaba Dubbo.

• Semaphore (⭐94) - A straightforward (micro) service orchestrator.

• sleuth (⭐373) - Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ (⭐9.8k)).

• torrent (⭐5.6k) - BitTorrent client package.

Dynamic DNS

• DDNS (⭐255) - Personal DDNS client with Digital Ocean Networking DNS as backend.

• dyndns - Background Go process to regularly and automatically check your IP Address and make updates to (one or many) Dynamic DNS records for Google domains whenever your address changes.

• GoDNS (⭐1.5k) - A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.

Email

• chasquid - SMTP server written in Go.

• douceur (⭐246) - CSS inliner for your HTML emails.

• email (⭐2.7k) - A robust and flexible email library for Go.

• email-verifier (⭐1.2k) - A Go library for email verification without sending any emails.

• go-dkim (⭐98) - DKIM library, to sign & verify email.

• go-email-validator (⭐50) - Modular email validator for syntax, disposable, smtp, etc... checking.

• go-imap (⭐2.1k) - IMAP library for clients and servers.

• go-message (⭐387) - Streaming library for the Internet Message Format and mail messages.

• go-premailer (⭐141) - Inline styling for HTML mail in Go.

• go-simple-mail (⭐651) - Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.

• Hectane (⭐223) - Lightweight SMTP client providing an HTTP API.

• hermes (⭐2.8k) - Golang package that generates clean, responsive HTML e-mails.

• mailchain (⭐143) - Send encrypted emails to blockchain addresses written in Go.

• mailgun-go (⭐700) - Go library for sending mail with the Mailgun API.

• MailHog (⭐14k) - Email and SMTP testing with web and API interface.

• SendGrid (⭐983) - SendGrid's Go library for sending email.

• smtp (⭐74) - SMTP server protocol state machine.

• smtpmock (⭐126) - Lightweight configurable multithreaded fake SMTP server. Mimic any SMTP behaviour for your test environment.

Embeddable Scripting Languages

• anko (⭐1.5k) - Scriptable interpreter written in Go.

• binder (⭐75) - Go to Lua binding library, based on gopher-lua (⭐6.3k).

• cel-go (⭐2.3k) - Fast, portable, non-Turing complete expression evaluation with gradual typing.

• ecal (⭐43) - A simple embeddable scripting language which supports concurrent event processing.

• expr (⭐6.3k) - Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing.

• gentee (⭐135) - Embeddable scripting programming language.

• gisp (⭐514) - Simple LISP in Go.

• go-duktape (⭐778) - Duktape JavaScript engine bindings for Go.

• go-lua (⭐3.1k) - Port of the Lua 5.2 VM to pure Go.

• go-php (⭐931) - PHP bindings for Go.

• go-python (⭐1.5k) - naive go bindings to the CPython C-API.

• goja (⭐5.6k) - ECMAScript 5.1(+) implementation in Go.

• golua (⭐645) - Go bindings for Lua C API.

• gopher-lua (⭐6.3k) - Lua 5.1 VM and compiler written in Go.

• gval (⭐743) - A highly customizable expression language written in Go.

• metacall (⭐1.6k) - Cross-platform Polyglot Runtime which supports NodeJS, JavaScript, TypeScript, Python, Ruby, C#, WebAssembly, Java, Cobol and more.

• ngaro (⭐29) - Embeddable Ngaro VM implementation enabling scripting in Retro.

• prolog (⭐627) - Embeddable Prolog.

• purl (⭐41) - Perl 5.18.2 embedded in Go.

• tengo (⭐3.5k) - Bytecode compiled script language for Go.

Error Handling

• emperror (⭐342) - Error handling tools and best practices for Go libraries and applications.

• eris (⭐1.5k) - A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.

• errlog (⭐459) - Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.

• errors (⭐198) - Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.

• errors (⭐6) - Simple golang error handling with classification primitives.

• errors (⭐7) - The most simple error wrapper with awesome performance and minimal memory overhead.

• errorx (⭐1.1k) - A feature rich error package with stack traces, composition of errors and more.

• Falcon (⭐11) - A Simple Yet Highly Powerful Package For Error Handling.

• go-multierror (⭐2.3k) - Go (golang) package for representing a list of errors as a single error.

• tracerr (⭐1k) - Golang errors with stack trace and source fragments.

File Handling

• afero (⭐6k) - FileSystem Abstraction System for Go.

• afs (⭐303) - Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.

• baraka (⭐56) - A library to process http file uploads easily.

• bigfile (⭐251) - A file transfer system, support to manage files with http api, rpc call and ftp client.

• checksum (⭐104) - Compute message digest, like MD5, SHA256, SHA1, CRC or BLAKE2s, for large files.

• copy (⭐723) - Copy directory recursively.

• flop (⭐33) - File operations library which aims to mirror feature parity with GNU cp.

• gdu (⭐4k) - Disk usage analyzer with console interface.

• go-csv-tag (⭐121) - Load csv file using tag.

• go-decent-copy (⭐22) - Copy files for humans.

• go-exiftool (⭐252) - Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).

• go-gtfs (⭐45) - Load gtfs files in go.

• gut/yos (⭐27) - Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links.

• higgs (⭐24) - A tiny cross-platform Go library to hide/unhide files and directories.

• notify (⭐906) - File system event notification library with simple API, similar to os/signal.

• opc (⭐75) - Load Open Packaging Conventions (OPC) files for Go.

• parquet (⭐108) - Read and write parquet files.

• pathtype (⭐13) - Treat paths as their own type instead of using strings.

• pdfcpu (⭐7k) - PDF processor.

• skywalker (⭐101) - Package to allow one to concurrently go through a filesystem with ease.

• todotxt (⭐23) - Go library for Gina Trapani's todo.txt files, supports parsing and manipulating of task lists in the todo.txt format.

• vfs (⭐309) - A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.

Financial

• accounting (⭐878) - money and currency formatting for golang.

• currency (⭐559) - Handles currency amounts, provides currency information and formatting.

• decimal (⭐6.4k) - Arbitrary-precision fixed-point decimal numbers.

• go-finance (⭐177) - Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.

• go-finance (⭐26) - Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers.

• go-finnhub (⭐90) - Client for stock market, forex and crypto data from finnhub.io. Access real-time financial market data from 60+ stock exchanges, 10 forex brokers, and 15+ crypto exchanges.

• go-money (⭐1.7k) - Implementation of Fowler's Money pattern.

• ofxgo (⭐138) - Query OFX servers and/or parse the responses (with example command-line client).

• orderbook (⭐442) - Matching Engine for Limit Order Book in Golang.

• payme (⭐84) - QR code generator (ASCII & PNG) for SEPA payments.

• sleet (⭐139) - One unified interface for multiple Payment Service Providers (PsP) to process online payment.

• techan (⭐837) - Technical analysis library with advanced market analysis and trading strategies.

• ticker (⭐5k) - Terminal stock watcher and stock position tracker.

• transaction (⭐132) - Embedded transactional database of accounts, running in multithreaded mode.

• vat (⭐111) - VAT number validation & EU VAT rates.

Forms

• bind (⭐30) - Bind form data to any Go values.

• binding (⭐795) - Binds form and JSON data from net/http Request to struct.

• conform (⭐323) - Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.

• form (⭐773) - Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.

• formam (⭐191) - decode form's values into a struct.

• forms (⭐137) - Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.

• gorilla/csrf (⭐1.1k) - CSRF protection for Go web applications & services.

• nosurf (⭐1.6k) - CSRF protection middleware for Go.

• qs (⭐76) - Go module for encoding structs into URL query parameters.

• queryparam (⭐19) - Decode url.Values into usable struct values of standard or custom types.

Functional

• fpGo (⭐348) - Monad, Functional Programming features for Golang.

• fuego (⭐141) - Functional Experiment in Go.

• go-underscore (⭐1.3k) - Useful collection of helpfully functional Go collection utilities.

• gofp (⭐146) - A lodash like powerful utility library for Golang.

Game Development

• Azul3D (⭐617) - 3D game engine written in Go.

• engo (⭐1.8k) - Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.

• g3n (⭐2.8k) - Go 3D Game Engine.

• go-astar (⭐600) - Go implementation of the A* path finding algorithm.

• go-sdl2 (⭐2.2k) - Go bindings for the Simple DirectMedia Layer.

• go3d (⭐316) - Performance oriented 2D/3D math package for Go.

• gonet (⭐1.3k) - Game server skeleton implemented with golang.

• goworld (⭐2.6k) - Scalable game server engine, featuring space-entity framework and hot-swapping.

• Leaf (⭐5.3k) - Lightweight game server framework.

• nano (⭐2.9k) - Lightweight, facility, high performance golang based game server framework.

• Oak (⭐1.6k) - Pure Go game engine.

• Pitaya (⭐2.4k) - Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.

• Pixel (⭐4.5k) - Hand-crafted 2D game library in Go.

• prototype (⭐88) - Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API.

• raylib-go (⭐1.6k) - Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.

• termloop (⭐1.4k) - Terminal-based game engine for Go, built on top of Termbox.

• tile (⭐157) - Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export.

Generators

• generis (⭐43) - Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.

• go-enum (⭐753) - Code generation for enums from code comments.

• go-linq (⭐3.5k) - .NET LINQ-like query methods for Go.

• goderive (⭐1.2k) - Derives functions from input types

• goverter (⭐518) - Generate converters by defining an interface.

• GoWrap (⭐1.1k) - Generate decorators for Go interfaces using simple templates.

• interfaces (⭐423) - Command line tool for generating interface definitions.

• jennifer (⭐3.4k) - Generate arbitrary Go code without templates.

• typeregistry (⭐23) - A library to create type dynamically.

Geographic

• geoserver (⭐91) - geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.

• gismanager (⭐54) - Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.

• godal (⭐138) - Go wrapper for GDAL.

• mbtileserver (⭐655) - A simple Go-based server for map tiles stored in mbtiles format.

• osm (⭐374) - Library for reading, writing and working with OpenStreetMap data and APIs.

• pbf (⭐47) - OpenStreetMap PBF golang encoder/decoder.

• S2 geojson (⭐29) - Convert geojson to s2 cells & demonstrating some S2 geometry features on map.

• S2 geometry (⭐1.7k) - S2 geometry library in Go.

• simplefeatures (⭐134) - simplesfeatures is a 2D geometry library that provides Go types that model geometries, as well as algorithms that operate on them.

• Tile38 (⭐9.2k) - Geolocation DB with spatial index and realtime geofencing.

• WGS84 (⭐128) - Library for Coordinate Conversion and Transformation (ETRS89, OSGB36, NAD83, RGF93, Web Mercator, UTM).

Go Compilers

• c4go (⭐365) - Transpile C code to Go code.

• esp32 (⭐87) - Transpile Go into Arduino code.

• f4go (⭐45) - Transpile FORTRAN 77 code to Go code.

• gopherjs (⭐13k) - Compiler from Go to JavaScript.

• tardisgo (⭐432) - Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.

Goroutines

• ants (⭐13k) - A high-performance and low-cost goroutine pool in Go.

• artifex (⭐205) - Simple in-memory job queue for Golang using worker-based dispatching.

• async (⭐223) - An alternative sync library for Go (Future, Promise, Locks).

• async (⭐138) - A safe way to execute functions asynchronously, recovering them in case of panic.

• breaker (⭐18) - Flexible mechanism to make execution flow interruptible.

• channelify (⭐31) - Transform your function to return channels for easy and powerful parallel processing.

• concurrency-limiter (⭐17) - Concurrency limiter with support for timeouts, dynamic priority and context cancellation of goroutines.

• conexec (⭐16) - A concurrent toolkit to help execute funcs concurrently in an efficient and safe way. It supports specifying the overall timeout to avoid blocking and uses goroutine pool to improve efficiency.

• cyclicbarrier (⭐143) - CyclicBarrier for golang.

• execpool (⭐28) - A pool built around exec.Cmd that spins up a given number of processes in advance and attaches stdin and stdout to them when needed. Very similar to FastCGI or Apache Prefork MPM but works for any command.

• go-floc (⭐269) - Orchestrate goroutines with ease.

• go-flow (⭐220) - Control goroutines execution order.

• go-tools/multithreading (⭐15) - Manage a pool of goroutines using this lightweight library with a simple API.

• go-trylock (⭐35) - TryLock support on read-write lock for Golang.

• go-waitgroup (⭐48) - Like sync.WaitGroup with error handling and concurrency control.

• go-workers (⭐165) - Easily and safely run workers for large data processing pipelines.

• goccm (⭐71) - Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently.

• gohive (⭐52) - A highly performant and easy to use Goroutine pool for Go.

• gollback (⭐124) - asynchronous simple function utilities, for managing execution of closures and callbacks.

• gowl (⭐69) - Gowl is a process management and process monitoring tool at once. An infinite worker pool gives you the ability to control the pool and processes and monitor their status.

• goworker (⭐2.8k) - goworker is a Go-based background worker.

• gowp (⭐515) - gowp is concurrency limiting goroutine pool.

• gpool (⭐90) - manages a resizeable pool of context-aware goroutines to bound concurrency.

• grpool (⭐745) - Lightweight Goroutine pool.

• hands (⭐10) - A process controller used to control the execution and return strategies of multiple goroutines.

• Hunch (⭐103) - Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.

• kyoo (⭐51) - Provides an unlimited job queue and concurrent worker pools.

• neilotoole/errgroup (⭐161) - Drop-in alternative to sync/errgroup, limited to a pool of N worker goroutines.

• nursery (⭐66) - Structured concurrency in Go.

• parallel-fn (⭐36) - Run functions in parallel.

• pond (⭐1.5k) - Minimalistic and High-performance goroutine worker pool written in Go.

• pool (⭐726) - Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.

• routine (⭐61) - go routine control with context, support: Main, Go, Pool and some useful Executors.

• semaphore (⭐103) - Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.

• semaphore (⭐173) - Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).

• stl (⭐30) - Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.

• threadpool (⭐102) - Golang threadpool implementation.

• tunny (⭐3.9k) - Goroutine pool for golang.

• worker-pool (⭐92) - goworker is a Go simple async worker pool.

• workerpool (⭐1.3k) - Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.

GUI

• app (⭐8k) - Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.

• fyne (⭐25k) - Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android.

• go-gtk - Go bindings for GTK.

• go-sciter (⭐2.6k) - Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.

• gotk3 (⭐2.1k) - Go bindings for GTK3.

• gowd (⭐430) - Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.

• qt (⭐10k) - Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).

• ui (⭐8.3k) - Platform-native GUI library for Go. Cross platform.

• walk (⭐6.9k) - Windows application library kit for Go.

• webview (⭐13k) - Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).

• gosx-notifier (⭐588) - OSX Desktop Notifications library for Go.

• mac-activity-tracker (⭐28) - OSX library to notify about any (pluggable) activity on your machine.

• mac-sleep-notifier (⭐35) - OSX Sleep/Wake notifications in golang.

• robotgo (⭐9.7k) - Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.

• systray (⭐3.3k) - Cross platform Go library to place an icon and menu in the notification area.

• trayhost (⭐254) - Cross-platform Go library to place an icon in the host operating system's taskbar.

• zenity (⭐733) - Cross-platform Go library and CLI to create simple dialogs that interact graphically with the user.

Hardware

• arduino-cli (⭐4.4k) - Official Arduino CLI and library. Can run standalone, or be incorporated into larger Go projects.

• emgo (⭐1.1k) - Go-like language for programming embedded systems (e.g. STM32 MCU).

• ghw (⭐1.6k) - Golang hardware discovery/inspection library.

• go-osc (⭐202) - Open Sound Control (OSC) bindings for Go.

• go-rpio (⭐2.2k) - GPIO for Go, doesn't require cgo.

• goroslib (⭐332) - Robot Operating System (ROS) library for Go.

• joystick (⭐62) - a polled API to read the state of an attached joystick.

• sysinfo (⭐527) - A pure Go library providing Linux OS / kernel / hardware system information.

Images

• bild (⭐4k) - Collection of image processing algorithms in pure Go.

• bimg (⭐2.7k) - Small package for fast and efficient image processing using libvips.

• cameron (⭐121) - An avatar generator for Go.

• canvas (⭐1.5k) - Vector graphics to PDF, SVG or rasterized image.

• darkroom (⭐226) - An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.

• draft (⭐579) - Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax.

• geopattern (⭐1.3k) - Create beautiful generative image patterns from a string.

• gg (⭐4.4k) - 2D rendering in pure Go.

• gift (⭐1.8k) - Package of image processing filters.

• gltf (⭐243) - Efficient and robust glTF 2.0 reader, writer and validator.

• go-cairo (⭐146) - Go binding for the cairo graphics library.

• go-gd (⭐59) - Go binding for GD library.

• go-nude (⭐413) - Nudity detection with Go.

• go-webcolors (⭐27) - Port of webcolors library from Python to Go.

• go-webp (⭐227) - Library for encode and decode webp pictures, using libwebp.

• gocv (⭐6.7k) - Go package for computer vision using OpenCV 3.3+.

• goimagehash (⭐748) - Go Perceptual image hashing package.

• goimghdr (⭐40) - The imghdr module determines the type of image contained in a file for Go.

• govatar (⭐585) - Library and CMD tool for generating funny avatars.

• govips (⭐1.3k) - A lightning fast image processing and resizing library for Go.

• gowitness (⭐3.3k) - Screenshoting webpages using go and headless chrome on command line.

• gridder (⭐77) - A Grid based 2D Graphics library.

• image2ascii (⭐879) - Convert image to ASCII.

• imagick (⭐1.8k) - Go binding to ImageMagick's MagickWand C API.

• imaginary (⭐5.6k) - Fast and simple HTTP microservice for image resizing.

• imaging (⭐5.3k) - Simple Go image processing package.

• img (⭐155) - Selection of image manipulation tools.

• ln (⭐3.3k) - 3D line art rendering in Go.

• mergi (⭐233) - Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).

• mort (⭐509) - Storage and image processing server written in Go.

• mpo (⭐17) - Decoder and conversion tool for MPO 3D Photos.

• picfit (⭐2.1k) - An image resizing server written in Go.

• pt (⭐2.1k) - Path tracing engine written in Go.

• rez (⭐213) - Image resizing in pure Go and SIMD.

• scout (⭐15) - Scout is a standalone open source software solution for DIY video security.

• smartcrop (⭐1.8k) - Finds good crops for arbitrary images and crop sizes.

• steganography (⭐318) - Pure Go Library for LSB steganography.

• stegify (⭐1.2k) - Go tool for LSB steganography, capable of hiding any file within an image.

• svgo (⭐2.2k) - Go Language Library for SVG generation.

• tga (⭐33) - Package tga is a TARGA image format decoder/encoder.

• webp-server (⭐73) - Simple and minimal image server capable of storing, resizing, converting and caching images.

IoT (Internet of Things)

• connectordb (⭐406) - Open-Source Platform for Quantified Self & IoT.

• devices (⭐263) - Suite of libraries for IoT devices, experimental for x/exp/io.

• eywa (⭐64) - Project Eywa is essentially a connection manager that keeps track of connected devices.

• flogo (⭐2.4k) - Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.

• gatt (⭐1.1k) - Gatt is a Go package for building Bluetooth Low Energy peripherals.

• gobot (⭐9k) - Gobot is a framework for robotics, physical computing, and the Internet of Things.

• huego (⭐250) - An extensive Philips Hue client library for Go.

• iot (⭐66) - IoT is a simple framework for implementing a Google IoT Core device.

• mainflux (⭐42) - Industrial IoT Messaging and Device Management Server.

• periph - Peripherals I/O to interface with low-level board facilities.

• sensorbee (⭐231) - Lightweight stream processing engine for IoT.

Job Scheduler

• cheek (⭐160) - A simple crontab like scheduler that aims to offer a KISS approach to job scheduling.

• clockwerk (⭐153) - Go package to schedule periodic jobs using a simple, fluent syntax.

• cronticker (⭐16) - A ticker implementation to support cron schedules.

• go-cron (⭐230) - Simple Cron library for go that can execute closures or functions at varying intervals, from once a second to once a year on a specific date and time. Primarily for web applications and long running daemons.

• go-quartz (⭐1.8k) - Simple, zero-dependency scheduling library for Go.

• gocron (⭐5.6k) - Easy and fluent Go job scheduling. This is an actively maintained fork of jasonlvhit/gocron (⭐3.5k).

• gron (⭐1k) - Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.

• gronx (⭐411) - Cron expression parser, task runner and daemon consuming crontab like task list.

• JobRunner (⭐1k) - Smart and featureful cron job scheduler with job queuing and live monitoring built in.

• leprechaun (⭐104) - Job scheduler that supports webhooks, crons and classic scheduling.

• sched (⭐28) - A job scheduler with the ability to fast-forward time.

• scheduler (⭐450) - Cronjobs scheduling made easy.

• tasks (⭐303) - An easy to use in-process scheduler for recurring tasks in Go.

JSON

• ajson (⭐242) - Abstract JSON for golang with JSONPath support.

• ask (⭐47) - Easy access to nested values in maps and slices. Works in combination with encoding/json and other packages that "Unmarshal" arbitrary data into Go data-types.

• dynjson (⭐16) - Client-customizable JSON formats for dynamic APIs.

• ej (⭐10) - Write and read JSON from different sources succinctly.

• epoch (⭐14) - Contains primitives for marshaling/unmarshalling Unix timestamp/epoch to/from build-in time.Time type in JSON.

• fastjson (⭐2.3k) - Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection.

• gjo (⭐127) - Small utility to create JSON objects.

• GJSON (⭐14k) - Get a JSON value with one line of code.

• go-jsonerror (⭐16) - Go-JsonError is meant to allow us to easily create json response errors that follow the JsonApi spec.

• go-respond (⭐55) - Go package for handling common HTTP JSON responses.

• gojq (⭐191) - JSON query in Golang.

• gojson (⭐2.7k) - Automatically generate Go (golang) struct definitions from example JSON.

• JayDiff (⭐106) - JSON diff utility written in Go.

• jettison (⭐174) - Fast and flexible JSON encoder for Go.

• jscan (⭐90) - High performance zero-allocation JSON iterator.

• JSON-to-Go - Convert JSON to Go struct.

• JSON-to-Proto - Convert JSON to Protobuf online.

• json2go (⭐132) - Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.

• jsonapi-errors (⭐14) - Go bindings based on the JSON API errors reference.

• jsoncolor (⭐46) - Drop-in replacement for encoding/json that outputs colorized JSON.

• jsondiff (⭐525) - JSON diff library for Go based on RFC6902 (JSON Patch).

• jsonf (⭐65) - Console tool for highlighted formatting and struct query fetching JSON.

• jsongo (⭐109) - Fluent API to make it easier to create Json objects.

• jsonhal (⭐14) - Simple Go package to make custom structs marshal into HAL compatible JSON responses.

• jsonic (⭐11) - Utilities to handle and query JSON without defining structs in a type safe manner.

• jzon (⭐11) - JSON library with standard compatible API/behavior.

• kazaam (⭐282) - API for arbitrary transformation of JSON documents.

• mapslice-json (⭐20) - Go MapSlice for ordered marshal/ unmarshal of maps in JSON.

• mp (⭐47) - Simple cli email parser. It currently takes stdin and outputs JSON.

• OjG (⭐858) - Optimized JSON for Go is a high performance parser with a variety of additional JSON tools including JSONPath.

• omg.jsonparser (⭐6) - Simple JSON parser with validation by condition via golang struct fields tags.

• ujson (⭐76) - Fast and minimal JSON parser and transformer that works on unstructured JSON.

• vjson (⭐41) - Go package for validating JSON objects with declaring a JSON schema with fluent API.

Logging

• distillog (⭐31) - distilled levelled logging (think of it as stdlib + log levels).

• glg (⭐190) - glg is simple and fast leveled logging library for Go.

• glo (⭐16) - PHP Monolog inspired logging facility with identical severity levels.

• glog (⭐3.5k) - Leveled execution logs for Go.

• go-cronowriter (⭐56) - Simple writer that rotate log files automatically based on current date and time, like cronolog.

• go-log (⭐14) - Simple and configurable Logging in Go, with level, formatters and writers.

• go-log (⭐35) - Log lib supports level and multi handlers.

• go-log (⭐43) - Log4j implementation in Go.

• go-logger (⭐290) - Simple logger of Go Programs, with level handlers.

• gomol (⭐19) - Multiple-output, structured logging for Go with extensible logging outputs.

• gone/log (⭐50) - Fast, extendable, full-featured, std-lib source compatible log library.

• httpretty (⭐398) - Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest).

• journald (⭐41) - Go implementation of systemd Journal's native API for logging.

• kemba (⭐13) - A tiny debug logging tool inspired by debug (⭐11k), great for CLI tools and applications.

• log (⭐10) - An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).

• log (⭐1.4k) - Structured logging package for Go.

• log (⭐293) - Simple, configurable and scalable Structured Logging for Go.

• log (⭐26) - Structured log interface for Go cleanly separates logging facade from its implementation.

• log-voyage (⭐94) - Full-featured logging saas written in golang.

• log15 (⭐1.1k) - Simple, powerful logging for Go.

• logdump (⭐11) - Package for multi-level logging.

• logex (⭐43) - Golang log lib, supports tracking and level, wrap by standard log lib.

• logger (⭐157) - Minimalistic logging library for Go.

• logo (⭐12) - Golang logger to different configurable writers.

• logrus (⭐25k) - Structured logger for Go.

• logrusiowriter (⭐16) - io.Writer implementation using logrus (⭐25k) logger.

• logrusly (⭐28) - logrus (⭐25k) plug-in to send errors to a Loggly.

• logur (⭐204) - An opinionated logger interface and collection of logging best practices with adapters and integrations for well-known libraries (logrus (⭐25k), go-kit log (⭐27k), zap (⭐22k), zerolog (⭐11k), etc).

• logutils (⭐368) - Utilities for slightly better logging in Go (Golang) extending the standard logger.

• logxi (⭐358) - 12-factor app logger that is fast and makes you happy.

• lumberjack (⭐4.9k) - Simple rolling logger, implements io.WriteCloser.

• mlog (⭐34) - Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.

• noodlog (⭐44) - Parametrized JSON logging library which lets you obfuscate sensitive data and marshal any kind of content. No more printed pointers instead of values, nor escape chars for the JSON strings.

• onelog (⭐414) - Onelog is a dead simple but very efficient JSON logger. It is the fastest JSON logger out there in all scenarios. Also, it is one of the logger with the lowest allocation.

• ozzo-log (⭐122) - High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).

• rollingwriter (⭐295) - RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.

• seelog (⭐1.6k) - Logging functionality with flexible dispatching, filtering, and formatting.

• spew (⭐6.1k) - Implements a deep pretty printer for Go data structures to aid in debugging.

• stdlog (⭐47) - Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.

• structy/log (⭐5) - A simple to use log system, minimalist but with features for debugging and differentiation of messages.

• tail (⭐2.7k) - Go package striving to emulate the features of the BSD tail program.

• xlog (⭐8) - Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.

• xlog (⭐139) - Structured logger for net/context aware HTTP handlers with flexible dispatching.

• yell (⭐1) - Yet another minimalistic logging library.

• zap (⭐22k) - Fast, structured, leveled logging in Go.

• zerolog (⭐11k) - Zero-allocation JSON logger.

• zkits-logger (⭐26) - A powerful zero-dependency JSON logger.

Machine Learning

• bayesian (⭐805) - Naive Bayesian Classification for Golang.

• CloudForest (⭐739) - Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.

• ddt (⭐37) - Dynamic decision tree, create trees defining customizable rules.

• eaopt (⭐888) - An evolutionary optimization library.

• evoli (⭐33) - Genetic Algorithm and Particle Swarm Optimization library.

• fonet (⭐83) - A Deep Neural Network library written in Go.

• go-cluster (⭐43) - Go implementation of the k-modes and k-prototypes clustering algorithms.

• go-deep (⭐536) - A feature-rich neural network library in Go.

• go-fann (⭐116) - Go bindings for Fast Artificial Neural Networks(FANN) library.

• go-featureprocessing (⭐121) - Fast and convenient feature processing for low latency machine learning in Go.

• go-galib (⭐199) - Genetic Algorithms library written in Go / golang.

• go-pr (⭐66) - Pattern recognition package in Go lang.

• gobrain (⭐559) - Neural Networks written in go.

• godist (⭐39) - Various probability distributions, and associated methods.

• goga (⭐219) - Genetic algorithm library for Go.

• GoLearn (⭐9.3k) - General Machine Learning library for Go.

• golinear (⭐45) - liblinear bindings for Go.

• GoMind (⭐84) - A simplistic Neural Network Library in Go.

• goml (⭐1.6k) - On-line Machine Learning in Go.

• gonet (⭐82) - Neural Network for Go.

• Goptuna (⭐259) - Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.

• goRecommend (⭐206) - Recommendation Algorithms library written in Go.

• gorgonia (⭐5.5k) - graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.

• gorse (⭐8.6k) - An offline recommender system backend based on collaborative filtering written in Go.

• goscore (⭐99) - Go Scoring API for PMML.

• gosseract (⭐2.7k) - Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.

• libsvm (⭐73) - libsvm golang version derived work based on LIBSVM 3.14.

• m2cgen (⭐2.8k) - A CLI tool to transpile trained classic ML models into a native Go code with zero dependencies, written in Python with Go language support.

• neat (⭐72) - Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).

• neural-go (⭐69) - Multilayer perceptron network implemented in Go, with training via backpropagation.

• ocrserver (⭐701) - A simple OCR API server, seriously easy to be deployed by Docker and Heroku.

• onnx-go (⭐708) - Go Interface to Open Neural Network Exchange (ONNX).

• probab (⭐20) - Probability distribution functions. Bayesian inference. Written in pure Go.

• randomforest (⭐46) - Easy to use Random Forest library for Go.

• regommend (⭐314) - Recommendation & collaborative filtering engine.

• shield (⭐158) - Bayesian text classifier with flexible tokenizers and storage backends for Go.

• tfgo (⭐2.4k) - Easy to use Tensorflow bindings: simplifies the usage of the official Tensorflow Go bindings. Define computational graphs in Go, load and execute models trained in Python.

• Varis (⭐55) - Golang Neural Network.

Messaging

• ami (⭐28) - Go client to reliable queues based on Redis Cluster Streams.

• amqp (⭐1.5k) - Go RabbitMQ Client Library.

• APNs2 (⭐3k) - HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.

• Asynq (⭐9.9k) - A simple, reliable, and efficient distributed task queue for Go built on top of Redis.

• Beaver (⭐1.5k) - A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.

• Bus (⭐336) - Minimalist message bus implementation for internal communication.

• Centrifugo (⭐8.4k) - Real-time messaging (Websockets or SockJS) server in Go.

• Chanify (⭐1.3k) - A push notification server send message to your iOS devices.

• Commander (⭐66) - A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.

• Confluent Kafka Golang Client (⭐4.7k) - confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.

• dbus (⭐986) - Native Go bindings for D-Bus.

• drone-line (⭐80) - Sending Line notifications using a binary, docker or Drone CI.

• emitter (⭐509) - Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.

• event (⭐58) - Implementation of the pattern observer.

• EventBus (⭐1.7k) - The lightweight event bus with async compatibility.

• gaurun-client (⭐11) - Gaurun Client written in Go.

• Glue (⭐415) - Robust Go and Javascript Socket Library (Alternative to Socket.io).

• go-mq (⭐92) - RabbitMQ client with declarative configuration.

• go-notify (⭐69) - Native implementation of the freedesktop notification spec.

• go-nsq (⭐2.6k) - the official Go package for NSQ.

• go-res (⭐63) - Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.

• go-socket.io (⭐5.7k) - socket.io library for golang, a realtime application framework.

• go-vitotrol (⭐23) - Client library to Viessmann Vitotrol web service.

• Gollum (⭐940) - A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.

• golongpoll (⭐656) - HTTP longpoll server library that makes web pub-sub simple.

• gopush-cluster (⭐2.1k) - gopush-cluster is a go push server cluster.

• gorush (⭐8k) - Push notification server using APNs2 (⭐3k) and google GCM (⭐105).

• gosd (⭐24) - A library for scheduling when to dispatch a message to a channel.

• guble (⭐158) - Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.

• hare (⭐53) - A user friendly library for sending messages and listening to TCP sockets.

• hub (⭐147) - A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.

• jazz (⭐18) - A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.

• machinery (⭐7.5k) - Asynchronous task queue/job queue based on distributed message passing.

• mangos (⭐682) - Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability.

• melody (⭐3.7k) - Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.

• Mercure (⭐4k) - Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).

• messagebus (⭐273) - messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.

• nsq-event-bus (⭐79) - A tiny wrapper around NSQ topic and channel.

• oplog (⭐111) - Generic oplog/replication system for REST APIs.

• pubsub (⭐427) - Simple pubsub package for go.

• rabbus (⭐97) - A tiny wrapper over amqp exchanges and queues.

• rabtap (⭐265) - RabbitMQ swiss army knife cli app.

• RapidMQ (⭐68) - RapidMQ is a lightweight and reliable library for managing of the local messages queue.

• redisqueue (⭐129) - redisqueue provides a producer and consumer of a queue that uses Redis streams.

• rmqconn (⭐23) - RabbitMQ Reconnection. Wrapper over amqp.Connection and amqp.Dial. Allowing to do a reconnection when the connection is broken before forcing the call to the Close () method to be closed.

• sarama (⭐12k) - Go library for Apache Kafka.

• Uniqush-Push (⭐1.5k) - Redis backed unified push service for server-side notifications to mobile devices.

• zmq4 (⭐1.2k) - Go interface to ZeroMQ version 4. Also available for version 3 (⭐133) and version 2 (⭐19).

Microsoft Office

• unioffice (⭐4.4k) - Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents.

Microsoft Excel

• excelize (⭐18k) - Golang library for reading and writing Microsoft Excel™ (XLSX) files.

• go-excel (⭐192) - A simple and light reader to read a relate-db-like excel as a table.

• goxlsxwriter (⭐21) - Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.

• xlsx (⭐5.9k) - Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.

• xlsx (⭐174) - Fast and safe way to read/update your existing Microsoft Excel files in Go programs.

Dependency Injection

• alice (⭐50) - Additive dependency injection container for Golang.

• di (⭐232) - A dependency injection container for go programming language.

• dig (⭐3.9k) - A reflection based dependency injection toolkit for Go.

• dingo (⭐180) - A dependency injection toolkit for Go, based on Guice.

• fx (⭐5.9k) - A dependency injection based application framework for Go (built on top of dig).

• gocontainer (⭐20) - Simple Dependency Injection Container.

• goioc/di (⭐362) - Spring-inspired Dependency Injection Container.

• google/wire (⭐13k) - Automated Initialization in Go.

• HnH/di (⭐9) - DI container library that is focused on clean API and flexibility.

• kinit (⭐10) - Customizable dependency injection container with the global mode, cascade initialization and panic-safe finalization.

• linker (⭐36) - A reflection based dependency injection and inversion of control library with components lifecycle support.

• wire (⭐37) - Strict Runtime Dependency Injection for Golang.

Project Layout

• ardanlabs/service (⭐3.6k) - A starter kit (⭐3.6k) for building production grade scalable web service applications.

• cookiecutter-golang (⭐690) - A Go application boilerplate template for quick starting projects following production best practices.

• go-sample (⭐130) - A sample layout for Go application projects with the real code.

• go-starter (⭐506) - An opinionated production-ready RESTful JSON backend template, highly integrated with VSCode DevContainers.

• go-todo-backend (⭐317) - Go Todo Backend example using modular project layout for product microservice.

• gobase (⭐61) - A simple skeleton for golang application with basic setup for real golang application.

• golang-standards/project-layout (⭐49k) - Set of common historical and emerging project layout patterns in the Go ecosystem. Note: despite the org-name they do not represent official golang standards, see this issue (⭐49k) for more information. Nonetheless, some may find the layout useful.

• golang-templates/seed (⭐479) - Go application GitHub repository template.

• insidieux/inizio (⭐18) - Golang project layout generator with plugins.

• modern-go-application (⭐1.9k) - Go application boilerplate and example applying modern practices.

• scaffold (⭐149) - Scaffold generates a starter Go project layout. Lets you focus on business logic implemented.

• wangyoucao577/go-project-layout (⭐26) - Set of practices and discussions on how to structure Go project layout.

Strings

• go-formatter - Implements replacement fields surrounded by curly braces {} format strings.

• gobeam/Stringy (⭐233) - String manipulation library to convert string to camel case, snake case, kebab case / slugify etc.

• strutil (⭐206) - String utilities.

• sttr (⭐956) - cross-platform, cli app to perform various operations on string.

• xstrings (⭐1.4k) - Collection of useful string functions ported from other languages.

Uncategorized

• anagent (⭐15) - Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.

• antch (⭐260) - A fast, powerful and extensible web crawling & scraping framework.

• archiver (⭐4.4k) - Library and command for making and extracting .zip and .tar.gz archives.

• autoflags (⭐39) - Go package to automatically define command line flags from struct fields.

• avgRating (⭐17) - Calculate average score and rating based on Wilson Score Equation.

• banner (⭐448) - Add beautiful banners into your Go applications.

• base64Captcha (⭐2.1k) - Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.

• basexx (⭐5) - Convert to, from, and between digit strings in various number bases.

• battery (⭐249) - Cross-platform, normalized battery information library.

• bitio (⭐245) - Highly optimized bit-level Reader and Writer for Go.

• browscap_go (⭐49) - GoLang Library for Browser Capabilities Project.

• captcha (⭐155) - Package captcha provides an easy to use, unopinionated API for captcha generation.

• conv (⭐385) - Package conv provides fast and intuitive conversions across Go types.

• datacounter (⭐49) - Go counters for readers/writer/http.ResponseWriter.

• faker (⭐10) - Fake data generator.

• faker (⭐92) - Random fake data and struct generator for Go.

• ffmt (⭐305) - Beautify data display for Humans.

• gatus (⭐6.4k) - Automated service health dashboard.

• go-commandbus (⭐12) - A slight and pluggable command-bus for Go.

• go-commons-pool (⭐1.2k) - Generic object pool for Golang.

• go-openapi - Collection of packages to parse and utilize open-api schemas.

• go-resiliency (⭐2.2k) - Resiliency patterns for golang.

• go-unarr (⭐282) - Decompression library for RAR, TAR, ZIP and 7z archives.

• gofakeit (⭐4.6k) - Random data generator written in go.

• gommit (⭐113) - Analyze git commit messages to ensure they follow defined patterns.

• gopsutil (⭐11k) - Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).

• gosh (⭐36) - Provide Go Statistics Handler, Struct, Measure Method.

• gosms (⭐1.5k) - Your own local SMS gateway in Go that can be used to send SMS.

• gotoprom (⭐108) - Type-safe metrics builder wrapper library for the official Prometheus client.

• gountries (⭐407) - Package that exposes country and subdivision data.

• gtree (⭐246) - Provide CLI, Package and Web for tree output and directories creation from Markdown or programmatically.

• health (⭐779) - A simple and flexible health check library for Go.

• health (⭐451) - Easy to use, extensible health check library.

• healthcheck (⭐268) - An opinionated and concurrent health-check HTTP handler for RESTful services.

• hostutils (⭐12) - A golang library for packing and unpacking FQDNs list.

• indigo (⭐109) - Distributed unique ID generator of using Sonyflake and encoded by Base58.

• lk (⭐372) - A simple licensing library for golang.

• llvm (⭐1.2k) - Library for interacting with LLVM IR in pure Go.

• metrics (⭐28) - Library for metrics instrumentation and Prometheus exposition.

• morse (⭐82) - Library to convert to and from morse code.

• numa (⭐30) - NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.

• openapi (⭐11) - OpenAPI 3.x parser.

• pdfgen (⭐71) - HTTP service to generate PDF from Json requests.

• persian (⭐86) - Some utilities for Persian language in go.

• sandid (⭐47) - Every grain of sand on earth has its own ID.

• shellwords (⭐24) - A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.

• shortid (⭐939) - Distributed generation of super short, unique, non-sequential, URL friendly IDs.

• shoutrrr (⭐1k) - Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.

• stateless (⭐966) - A fluent library for creating state machines.

• stats (⭐170) - Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...

• turtle (⭐160) - Emojis for Go.

• url-shortener (⭐48) - A modern, powerful, and robust URL shortener microservice with mysql support.

• VarHandler (⭐5) - Generate boilerplate http input and output handling.

• varint (⭐14) - A faster varying length integer encoder/decoder than the one provided in the standard library.

• xdg (⭐44) - FreeDesktop.org (xdg) Specs implemented in Go.

• xkg (⭐57) - X Keyboard Grabber.

Language Detection

• detectlanguage (⭐25) - Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.

• getlang (⭐171) - Fast natural language detection package.

Morphological Analyzers

• go-stem (⭐78) - Implementation of the porter stemming algorithm.

• go2vec (⭐56) - Reader and utility functions for word2vec embeddings.

• golibstemmer (⭐20) - Go bindings for the snowball libstemmer library including porter 2.

• gosentiwordnet (⭐10) - Sentiment analyzer using sentiwordnet lexicon in Go.

• govader (⭐42) - Go implementation of VADER Sentiment Analysis (⭐4.5k).

• kagome (⭐826) - JP morphological analyzer written in pure Go.

• libtextcat (⭐13) - Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.

• nlp (⭐387) - Extract values from strings and fill your structs with nlp.

• nlp (⭐450) - Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).

• paicehusk (⭐29) - Golang implementation of the Paice/Husk Stemming Algorithm.

• porter (⭐12) - This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.

• porter2 (⭐46) - Really fast Porter 2 stemmer.

• RAKE.go (⭐117) - Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).

Tokenizers

• segment (⭐89) - Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29

• shamoji (⭐13) - The shamoji is word filtering package written in Go.

• stemmer (⭐53) - Stemmer packages for Go programming language. Includes English and German stemmers.

• textcat (⭐72) - Go package for n-gram based text categorization, with support for utf-8 and raw text.

Transliteration

• transliterator (⭐43) - Provides one-way string transliteration with supporting of language-specific transliteration rules.

Networking

• arp (⭐365) - Package arp implements the ARP protocol, as described in RFC 826.

• buffstreams (⭐254) - Streaming protocolbuffer data over TCP made easy.

• canopus (⭐155) - CoAP Client/Server implementation (RFC 7252).

• cidranger (⭐901) - Fast IP to CIDR lookup for Go.

• dhcp6 (⭐77) - Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.

• dns (⭐8.1k) - Go library for working with DNS.

• dnsmonster (⭐317) - Passive DNS Capture/Monitoring Framework.

• easytcp (⭐812) - A light-weight TCP framework written in Go (Golang), built with message router. EasyTCP helps you build a TCP server easily fast and less painful.

• ether (⭐80) - Cross-platform Go package for sending and receiving ethernet frames.

• ethernet (⭐278) - Package ethernet implements marshaling and unmarshalling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.

• fasthttp (⭐22k) - Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.

• fortio (⭐3.4k) - Load testing library and command line tool, advanced echo server and web UI. Allows to specify a set query-per-second load and record latency histograms and other useful stats and graph them. Tcp, Http, gRPC.

• ftp (⭐1.3k) - Package ftp implements a FTP client as described in RFC 959.

• ftpserverlib (⭐420) - Fully featured FTP server library.

• gaio (⭐814) - High performance async-io networking for Golang in proactor mode.

• gev (⭐1.7k) - gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.

• gmqtt (⭐989) - Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.

• gnet (⭐9.7k) - gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.

• gNxI (⭐260) - A collection of tools for Network Management that use the gNMI and gNOI protocols.

• go-getter (⭐1.7k) - Go library for downloading files or directories from various sources using a URL.

• go-powerdns (⭐88) - PowerDNS API bindings for Golang.

• go-stun (⭐676) - Go implementation of the STUN client (RFC 3489 and RFC 5389).

• gobgp (⭐3.6k) - BGP implemented in the Go Programming Language.

• gopacket (⭐6.3k) - Go library for packet processing with libpcap bindings.

• gopcap (⭐489) - Go wrapper for libpcap.

• goshark (⭐19) - Package goshark use tshark to decode IP packet and create data struct to analyse packet.

• gosnmp (⭐1.1k) - Native Go library for performing SNMP actions.

• gotcp (⭐513) - Go package for quickly writing tcp applications.

• grab (⭐1.4k) - Go package for managing file downloads.

• graval (⭐28) - Experimental FTP server framework.

• HTTPLab (⭐4k) - HTTPLabs let you inspect HTTP requests and forge responses.

• httpproxy (⭐28) - HTTP proxy handler and dialer.

• iplib (⭐144) - Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr

• jazigo (⭐216) - Jazigo is a tool written in Go for retrieving configuration for multiple network devices.

• kcp-go (⭐4.1k) - KCP - Fast and Reliable ARQ Protocol.

• kcptun (⭐14k) - Extremely simple & fast udp tunnel based on KCP protocol.

• lhttp (⭐691) - Powerful websocket framework, build your IM server more easily.

• linkio (⭐53) - Network link speed simulation for Reader/Writer interfaces.

• llb (⭐15) - It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response.

• mdns (⭐1.2k) - Simple mDNS (Multicast DNS) client/server library in Golang.

• mqttPaho - The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets.

• nbio (⭐2.2k) - Pure Go 1000k+ connections solution, support tls/http1.x/websocket and basically compatible with net/http, with high-performance and low memory cost, non-blocking, event-driven, easy-to-use.

• netpoll (⭐4k) - A high-performance non-blocking I/O networking framework, which focused on RPC scenarios, developed by ByteDance.

• NFF-Go (⭐1.4k) - Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).

• packet (⭐79) - Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.

• peerdiscovery (⭐644) - Pure Go library for cross-platform local peer discovery using UDP multicast.

• portproxy (⭐57) - Simple TCP proxy which adds CORS support to API's which don't support it.

• publicip (⭐28) - Package publicip returns your public facing IPv4 address (internet egress).

• quic-go (⭐10k) - An implementation of the QUIC protocol in pure Go.

• raw (⭐425) - Package raw enables reading and writing data at the device driver level for a network interface.

• sftp (⭐1.5k) - Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.

• ssh (⭐3.7k) - Higher-level API for building SSH servers (wraps crypto/ssh).

• sslb (⭐149) - It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.

• stun (⭐494) - Go implementation of RFC 5389 STUN protocol.

• tcp_server (⭐426) - Go library for building tcp servers faster.

• tspool (⭐14) - A TCP Library use worker pool to improve performance and protect your server.

• utp (⭐173) - Go uTP micro transport protocol implementation.

• vssh (⭐960) - Go library for building network and server automation over SSH protocol.

• water (⭐2k) - Simple TUN/TAP library.

• webrtc (⭐14k) - A pure Go implementation of the WebRTC API.

• winrm (⭐425) - Go WinRM client to remotely execute commands on Windows machines.

• xtcp (⭐153) - TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol.

HTTP Clients

• gentleman (⭐1.1k) - Full-featured plugin-driven HTTP client library.

• go-http-client (⭐79) - Make http calls simply and easily.

• go-req (⭐22) - Declarative golang HTTP client.

• go-retryablehttp (⭐2k) - Retryable HTTP client in Go.

• grequests (⭐2.1k) - A Go "clone" of the great and famous Requests library.

• heimdall (⭐2.6k) - An enhanced http client with retry and hystrix capabilities.

• httpretry (⭐47) - Enriches the default go HTTP client with retry functionality.

• pester (⭐649) - Go HTTP client calls with retries, backoff, and concurrency.

• request (⭐291) - HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency.

• requests (⭐1.5k) - HTTP requests for Gophers. Uses context.Context and doesn't hide the underlying net/http.Client, making it compatible with standard Go APIs. Also includes testing tools.

• resty (⭐10k) - Simple HTTP and REST client for Go inspired by Ruby rest-client.

• rq (⭐51) - A nicer interface for golang stdlib HTTP client.

• sling (⭐1.7k) - Sling is a Go HTTP client library for creating and sending API requests.

OpenGL

• gl (⭐1.1k) - Go bindings for OpenGL (generated via glow).

• glfw (⭐1.6k) - Go bindings for GLFW 3.

• go-glmatrix (⭐11) - Go port of glMatrix library.

• goxjs/gl (⭐176) - Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).

• goxjs/glfw (⭐82) - Go cross-platform glfw library for creating an OpenGL context and receiving events.

• mathgl (⭐561) - Pure Go math package specialized for 3D math, with inspiration from GLM.

ORM

• cacheme (⭐23) - Schema based, typed Redis caching/memoize framework for Go.

• ent (⭐16k) - An entity framework for Go. Simple, yet powerful ORM for modeling and querying data.

• go-firestorm (⭐52) - A simple ORM for Google/Firebase Cloud Firestore.

• go-sql (⭐176) - A easy ORM for mysql.

• go-sqlbuilder (⭐1.5k) - A flexible and powerful SQL string builder library plus a zero-config ORM.

• go-store (⭐112) - Simple and fast Redis backed key-value store library for Go.

• GORM (⭐37k) - The fantastic ORM library for Golang, aims to be developer friendly.

• gormt (⭐2.4k) - Mysql database to golang gorm struct.

• gorp (⭐3.7k) - Go Relational Persistence, ORM-ish library for Go.

• grimoire (⭐164) - Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).

• lore (⭐14) - Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.

• marlow (⭐13) - Generated ORM from project structs for compile time safety assurances.

• pop/soda (⭐1.4k) - Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.

• Prisma (⭐2.1k) - Prisma Client Go, Typesafe database access for Go.

• reform (⭐1.4k) - Better ORM for Go, based on non-empty interfaces and code generation.

• rel (⭐768) - Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API.

• SQLBoiler (⭐6.8k) - ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.

• upper.io/db (⭐3.5k) - Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.

• XORM - Simple and powerful ORM for Go. (Support: MySQL, MyMysql, PostgreSQL, Tidb, SQLite3, MsSql and Oracle).

• Zoom (⭐309) - Blazing-fast datastore and querying engine built on Redis.

Package Management

• go modules - Modules are the unit of source code interchange and versioning. The go command has direct support for working with modules, including recording and resolving dependencies on other modules.

• dep (⭐13k) - Go dependency tool.

• vgo - Versioned Go.

• glide (⭐8.1k) - Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.

• godep (⭐5.5k) - dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.

• gom (⭐1.4k) - Go Manager - bundle for go.

• goop (⭐778) - Simple dependency manager for Go (golang), inspired by Bundler.

• gop (⭐49) - Build and manage your Go applications out of GOPATH.

• gopm (⭐2.5k) - Go Package Manager.

• govendor (⭐4.9k) - Go Package Manager. Go vendor tool that works with the standard vendor file.

• gpm (⭐1.2k) - Barebones dependency manager for Go.

• johnny-deps (⭐214) - Minimal dependency version using Git.

• modgv (⭐487) - Converts 'go mod graph' output into Graphviz's DOT language.

• mvn-golang (⭐163) - plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.

• VenGO (⭐124) - create and manage exportable isolated go virtual environments.

Performance

• jaeger (⭐20k) - A distributed tracing system.

• pixie (⭐5.6k) - No instrumentation tracing for Golang applications via eBPF.

• profile (⭐2k) - Simple profiling support package for Go.

• statsviz (⭐3.2k) - Live visualization of your Go application runtime statistics.

• tracer (⭐86) - Simple, lightweight tracing.

Query Language

• api-fu (⭐55) - Comprehensive GraphQL implementation.

• dasel (⭐7.2k) - Query and update data structures using selectors from the command line. Comparable to jq/yq but supports JSON, YAML, TOML and XML with zero runtime dependencies.

• gojsonq (⭐2.2k) - A simple Go package to Query over JSON Data.

• gqlgen (⭐10k) - go generate based graphql server library.

• graphql (⭐57) - graphql parser + utilities.

• graphql (⭐4.7k) - GraphQL server with a focus on ease of use.

• graphql-go (⭐9.9k) - Implementation of GraphQL for Go.

• gws (⭐6) - Apollos' "GraphQL over Websocket" client and server implementation.

• jsonpath (⭐24) - A query library for retrieving part of JSON based on JSONPath syntax.

• jsonql (⭐276) - JSON query expression library in Golang.

• jsonslice (⭐85) - Jsonpath queries with advanced filters.

• rql (⭐343) - Resource Query Language for REST API.

• rqp (⭐77) - Query Parser for REST API. Filtering, validations, both AND, OR operations are supported directly in the query.

• straf (⭐38) - Easily Convert Golang structs to GraphQL objects.

Reflection

• copy (⭐49) - Package for fast copying structs of different types.

• Deepcopier (⭐452) - Simple struct copying for Go.

• gotype (⭐61) - Golang source code parsing, usage like reflect package.

• gpath (⭐40) - Library to simplify access struct fields with Go's expression in reflection.

Resource Embedding

• debme (⭐32) - Create an embed.FS from an existing embed.FS subdirectory.

• esc (⭐637) - Embeds files into Go programs and provides http.FileSystem interfaces to them.

• fileb0x (⭐635) - Simple tool to embed files in go with focus on "customization" and ease to use.

• go-resources (⭐176) - Unfancy resources embedding with Go.

• go.rice (⭐2.4k) - go.rice is a Go package that makes working with resources such as HTML, JS, CSS, images, and templates very easy.

• mule (⭐15) - Embed external resources like images, movies ... into Go source code to create single file binaries using go generate. Focused on simplicity.

• packr (⭐3.4k) - The simple and easy way to embed static files into Go binaries.

• rebed (⭐29) - Recreate folder structures and files from Go 1.16's embed.FS type

• statics (⭐67) - Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.

• statik (⭐3.8k) - Embeds static files into a Go executable.

• templify (⭐30) - Embed external template files into Go code to create single file binaries.

• vfsgen (⭐981) - Generates a vfsdata.go file that statically implements the given virtual filesystem.

Science and Data Analysis

• assocentity (⭐15) - Package assocentity returns the average distance from words to a given entity.

• bradleyterry (⭐11) - Provides a Bradley-Terry Model for pairwise comparisons.

• calendarheatmap (⭐398) - Calendar heatmap in plain Go inspired by Github contribution activity.

• chart (⭐771) - Simple Chart Plotting library for Go. Supports many graphs types.

• dataframe-go (⭐1.2k) - Dataframes for machine-learning and statistics (similar to pandas).

• decimal (⭐41) - Package decimal implements arbitrary-precision decimal floating-point arithmetic.

• evaler (⭐51) - Simple floating point arithmetic expression evaluator.

• ewma (⭐439) - Exponentially-weighted moving averages.

• geom (⭐56) - 2D geometry for golang.

• go-dsp (⭐859) - Digital Signal Processing for Go.

• go-estimate (⭐113) - State estimation and filtering algorithms in Go.

• go-gt (⭐11) - Graph theory algorithms written in "Go" language.

• godesim (⭐23) - Extended/multivariable ODE solver framework for event-based simulations with simple API.

• goent (⭐35) - GO Implementation of Entropy Measures.

• gohistogram (⭐175) - Approximate histograms for data streams.

• gonum (⭐7.6k) - Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.

• gonum/plot (⭐2.7k) - gonum/plot provides an API for building and drawing plots in Go.

• goraph (⭐739) - Pure Go graph theory library(data structure, algorithm visualization).

• gosl (⭐1.8k) - Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.

• GoStats (⭐22) - GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.

• graph (⭐709) - Library of basic graph algorithms.

• jsonl-graph (⭐73) - Tool to manipulate JSONL graphs with graphviz support.

• ode (⭐22) - Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.

• orb (⭐911) - 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.

• pagerank (⭐85) - Weighted PageRank algorithm implemented in Go.

• piecewiselinear (⭐26) - Tiny linear interpolation library.

• PiHex (⭐20) - Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.

• rootfinding (⭐11) - root-finding algorithms library for finding roots of quadratic functions.

• sparse (⭐159) - Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.

• stats (⭐2.9k) - Statistics package with common functions missing from the Golang standard library.

• streamtools (⭐1.3k) - general purpose, graphical tool for dealing with streams of data.

• TextRank (⭐205) - TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.

• triangolatte (⭐36) - 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.

Security

• acmetool (⭐2.1k) - ACME (Let's Encrypt) client tool with automatic renewal.

• acra (⭐1.4k) - Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.

• age (⭐17k) - A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.

• argon2-hashing (⭐20) - light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package.

• argon2pw (⭐90) - Argon2 password hash generation with constant-time password comparison.

• BadActor (⭐319) - In-memory, application-driven jailer built in the spirit of fail2ban.

• Cameradar (⭐4.1k) - Tool and library to remotely hack RTSP streams from surveillance cameras.

• certificates (⭐38) - An opinionated tool for generating tls certificates.

• CertMagic (⭐5k) - Mature, robust, and powerful ACME client integration for fully-managed TLS certificate issuance and renewal.

• dongle (⭐897) - A simple, semantic and developer-friendly golang package for encoding&decoding and encryption&decryption.

• firewalld-rest (⭐337) - A rest application to dynamically update firewalld rules on a linux server.

• go-generate-password (⭐55) - Password generator that can be used on the cli or as a library.

• go-htpasswd (⭐38) - Apache htpasswd Parser for Go.

• go-password-validator (⭐500) - Password validator based on raw cryptographic entropy values.

• go-yara (⭐360) - Go Bindings for YARA (⭐137), the "pattern matching swiss knife for malware researchers (and everyone else)".

• goArgonPass (⭐18) - Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.

• goSecretBoxPassword (⭐59) - A probably paranoid package for securely hashing and encrypting passwords.

• lego (⭐8k) - Pure Go ACME client library and CLI tool (for use with Let's Encrypt).

• memguard (⭐2.6k) - A pure Go library for handling sensitive values in memory.

• nacl (⭐544) - Go implementation of the NaCL set of API's.

• optimus-go (⭐364) - ID hashing and Obfuscation using Knuth's Algorithm.

• passlib (⭐289) - Futureproof password hashing library.

• secure (⭐2.3k) - HTTP middleware for Go that facilitates some quick security wins.

• secureio (⭐33) - An keyexchanging+authenticating+encrypting wrapper and multiplexer for io.ReadWriteCloser based on XChaCha20-poly1305, ECDH and ED25519.

• simple-scrypt (⭐198) - Scrypt package with a simple, obvious API and automatic cost calibration built-in.

• ssh-vault (⭐450) - encrypt/decrypt using ssh keys.

• sslmgr (⭐26) - SSL certificates made easy with a high level wrapper around acme/autocert.

• themis (⭐1.9k) - high-level cryptographic library for solving typical data security tasks (secure data storage, secure messaging, zero-knowledge proof authentication), available for 14 languages, best fit for multi-platform apps.

Serialization

• asn1 (⭐55) - Asn.1 BER and DER encoding library for golang.

• bambam (⭐65) - generator for Cap'n Proto schemas from go.

• bel (⭐41) - Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.

• binstruct (⭐97) - Golang binary decoder for mapping data into the structure.

• cbor (⭐733) - Small, safe, and easy CBOR encoding and decoding library.

• colfer (⭐745) - Code generation for the Colfer binary format.

• csvutil (⭐941) - High Performance, idiomatic CSV record encoding and decoding to native Go structures.

• elastic (⭐23) - Convert slices, maps or any other unknown value across different types at run-time, no matter what.

• fixedwidth (⭐9) - Fixed-width text formatting (UTF-8 supported).

• fwencoder (⭐27) - Fixed width file parser (encoding and decoding library) for Go.

• go-capnproto (⭐288) - Cap'n Proto library and parser for go.

• go-codec (⭐1.9k) - High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.

• gogoprotobuf (⭐5.7k) - Protocol Buffers for Go with Gadgets.

• goprotobuf (⭐9.8k) - Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.

• jsoniter (⭐13k) - High-performance 100% compatible drop-in replacement of "encoding/json".

• mapstructure (⭐7.9k) - Go library for decoding generic map values into native Go structures.

• php_session_decoder (⭐164) - GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.

• pletter (⭐19) - A standard way to wrap a proto message for message brokers.

• structomap (⭐144) - Library to easily and dynamically generate maps from static structures.

• unitpacking (⭐6) - Library to pack unit vectors into as fewest bytes as possible.

Server Applications

• algernon (⭐2.8k) - HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.

• Caddy (⭐58k) - Caddy is an alternative, HTTP/2 web server that's easy to configure and use.

• consul - Consul is a tool for service discovery, monitoring and configuration.

• cortex-tenant (⭐111) - Prometheus remote write proxy that adds add Cortex tenant ID header based on metric labels.

• devd (⭐3.4k) - Local webserver for developers.

• discovery (⭐1.8k) - A registry for resilient mid-tier load balancing and failover.

• dudeldu (⭐143) - A simple SHOUTcast server.

• dummy (⭐178) - Run mock server based off an API contract with one command.

• Easegress (⭐5.8k) - A cloud native high availability/performance traffic orchestration system with observability and extensibility.

• Euterpe (⭐535) - Self-hosted music streaming server with built-in web UI and REST API.

• Fider (⭐3k) - Fider is an open platform to collect and organize customer feedback.

• Flagr (⭐2.4k) - Flagr is an open-source feature flagging and A/B testing service.

• flipt (⭐3.8k) - A self contained feature flag solution written in Go and Vue.js

• go-feature-flag (⭐1.5k) - A simple, complete and lightweight self-hosted feature flag solution 100% Open Source.

• go-proxy-cache (⭐133) - Simple Reverse Proxy with Caching, written in Go, using Redis.

• jackal (⭐1.4k) - An XMPP server written in Go.

• lets-proxy2 (⭐96) - Reverse proxy for handle https with issue certificates in fly from lets-encrypt.

• minio (⭐48k) - Minio is a distributed object storage server.

• Moxy (⭐14) - Moxy is a simple mocker and proxy application server, you can create mock endpoints as well as proxy requests in case no mock exists for the endpoint.

• nginx-prometheus (⭐40) - Nginx log parser and exporter to Prometheus.

• nsq - A realtime distributed messaging platform.

• protoxy (⭐35) - A proxy server that converts JSON request bodies to Protocol Buffers.

• psql-streamer (⭐58) - Stream database events from PostgreSQL to Kafka.

• riemann-relay (⭐2) - Relay to load-balance Riemann events and/or convert them to Carbon.

• RoadRunner (⭐7.9k) - High-performance PHP application server, load-balancer and process manager.

• SFTPGo (⭐9.4k) - Fully featured and highly configurable SFTP server with optional FTP/S and WebDAV support. It can serve local filesystem and Cloud Storage backends such as S3 and Google Cloud Storage.

• simple-jwt-provider (⭐38) - Simple and lightweight provider which exhibits JWTs, supports login, password-reset (via mail) and user management.

• Trickster (⭐2k) - HTTP reverse proxy cache and time series accelerator.

Stream Processing

• go-streams (⭐1.9k) - Go stream processing library.

• machine (⭐158) - Go library for writing and generating stream workers with built in metrics and traceability.

• stream (⭐89) - Go Stream, like Java 8 Stream: Filter/Map/FlatMap/Peek/Sorted/ForEach/Reduce...

Template Engines

• ego (⭐581) - Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.

• extemplate (⭐58) - Tiny wrapper around html/template to allow for easy file-based template inheritance.

• fasttemplate (⭐841) - Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.

• goview (⭐425) - Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.

• jet (⭐1.3k) - Jet template engine.

• liquid (⭐287) - Go implementation of Shopify Liquid templates.

• maroto (⭐2.2k) - A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.

• pongo2 (⭐2.9k) - Django-like template-engine for Go.

• quicktemplate (⭐3.1k) - Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.

• raymond (⭐606) - Complete handlebars implementation in Go.

• Razor (⭐859) - Razor view engine for Golang.

• Soy (⭐172) - Closure templates (aka Soy templates) for Go, following the official spec.

• tbd (⭐25) - A really simple way to create text templates with placeholders - exposes extra builtin Git repo metadata.

Testing Frameworks

• apitest - Simple and extensible behavioural testing library for REST based services or HTTP handlers that supports mocking external http calls and rendering of sequence diagrams.

Mock

• counterfeiter (⭐993) - Tool for generating self-contained mock objects.

Fuzzing and delta-debugging/reducing/shrinking

• go-fuzz (⭐4.8k) - Randomized testing system.

Selenium and browser control tools

• cdp (⭐726) - Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.

Fail injection

• failpoint (⭐819) - An implementation of failpoints for Golang.

Third-party APIs

• airtable (⭐76) - Go client library for the Airtable API.

• amazon-product-advertising-api (⭐57) - Go Client Library for Amazon Product Advertising API.

• anaconda (⭐1.1k) - Go client library for the Twitter 1.1 API.

• appstore-sdk-go (⭐5) - Unofficial Golang SDK for AppStore Connect API.

• bqwriter (⭐16) - High Level Go Library to write data into Google BigQuery at a high throughout.

• brewerydb (⭐19) - Go library for accessing the BreweryDB API.

• cachet (⭐91) - Go client library for Cachet (open source status page system).

• circleci (⭐65) - Go client library for interacting with CircleCI's API.

• clarifai (⭐55) - Go client library for interfacing with the Clarifai API.

• codeship-go (⭐18) - Go client library for interacting with Codeship's API v2.

• coinpaprika-go (⭐23) - Go client library for interacting with Coinpaprika's API.

• device-check-go (⭐24) - Go client library for interacting with iOS DeviceCheck API v1.

• discordgo (⭐5.1k) - Go bindings for the Discord Chat API.

• ethrpc (⭐267) - Go bindings for Ethereum JSON RPC API.

• facebook (⭐1.3k) - Go Library that supports the Facebook Graph API.

• fcm (⭐51) - Go library for Firebase Cloud Messaging.

• gads (⭐50) - Google Adwords Unofficial API.

• gami (⭐33) - Go library for Asterisk Manager Interface.

• gcm (⭐31) - Go library for Google Cloud Messaging.

• geo-golang (⭐517) - Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.

• github (⭐10k) - Go library for accessing the GitHub REST API v3.

• githubql (⭐1.1k) - Go library for accessing the GitHub GraphQL API v4.

• go-atlassian (⭐130) - Go library for accessing the Atlassian Cloud services (Jira, Jira Service Management, Jira Agile, Confluence, Admin Cloud)

• go-aws-news (⭐17) - Go application and library to fetch what's new from AWS.

• go-chronos (⭐8) - Go library for interacting with the Chronos Job Scheduler

• go-hacknews (⭐17) - Tiny Go client for HackerNews API.

• go-here (⭐13) - Go client library around the HERE location based APIs.

• go-imgur (⭐24) - Go client library for imgur

• go-jira (⭐1.5k) - Go client library for Atlassian JIRA

• go-lark (⭐205) - An easy-to-use unofficial SDK for Feishu and Lark Open Platform.

• go-marathon (⭐199) - Go library for interacting with Mesosphere's Marathon PAAS.

• go-myanimelist (⭐39) - Go client library for accessing the MyAnimeList API.

• go-openproject (⭐16) - Go client library for interacting with OpenProject API.

• go-postman-collection (⭐82) - Go module to work with Postman Collections (compatible with Insomnia).

• go-sophos (⭐12) - Go client library for the Sophos UTM REST API with zero dependencies.

• go-swagger-ui (⭐11) - Go library containing precompiled Swagger UI for serving swagger json.

• go-telegraph - Telegraph publishing platform API client.

• go-trending (⭐141) - Go library for accessing trending repositories and developers at Github.

• go-twitter (⭐1.6k) - Go client library for the Twitter v1.1 APIs.

• go-unsplash (⭐74) - Go client library for the Unsplash.com API.

• go-xkcd (⭐51) - Go client for the xkcd API.

• gogtrends (⭐82) - Google Trends Unofficial API.

• golang-tmdb (⭐123) - Golang wrapper for The Movie Database API v3.

• golyrics (⭐42) - Golyrics is a Go library to fetch music lyrics data from the Wikia website.

• gomalshare (⭐12) - Go library MalShare API malshare.com

• GoMusicBrainz (⭐58) - Go MusicBrainz WS2 client library.

• google (⭐4k) - Auto-generated Google APIs for Go.

• google-analytics (⭐15) - Simple wrapper for easy google analytics reporting.

• google-cloud (⭐3.8k) - Google Cloud APIs Go Client Library.

• google-email-audit-api (⭐8) - Go client library for Google G Suite Email Audit API.

• google-play-scraper (⭐82) - Get data from Google Play Store.

• gopaapi5 (⭐16) - Go Client Library for Amazon Product Advertising API 5.0.

• gosip (⭐144) - Client library for SharePoint.

• gostorm (⭐129) - GoStorm is a Go library that implements the communications protocol required to write Storm spouts and Bolts in Go that communicate with the Storm shells.

• hipchat (⭐104) - This project implements a golang client library for the Hipchat API.

• hipchat (xmpp) (⭐111) - A golang package to communicate with HipChat over XMPP.

• igdb (⭐81) - Go client for the Internet Game Database API.

• jokeapi-go (⭐24) - Go client for JokeAPI.

• lark (⭐421) - Feishu/Lark Open API Go SDK, Support ALL Open API and Event Callback.

• lastpass-go (⭐35) - Go client library for the LastPass API.

• libgoffi (⭐9) - Library adapter toolbox for native libffi integration

• Medium (⭐140) - Golang SDK for Medium's OAuth2 API.

• megos (⭐54) - Client library for accessing an Apache Mesos cluster.

• minio-go (⭐2.5k) - Minio Go Library for Amazon S3 compatible cloud storage.

• mixpanel (⭐61) - Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.

• patreon-go (⭐42) - Go library for Patreon API.

• paypal (⭐689) - Wrapper for PayPal payment API.

• playlyfe (⭐2) - The Playlyfe Rest API Go SDK.

• pushover (⭐142) - Go wrapper for the Pushover API.