Awesome Clojure Overview

A curated list of awesome Clojure libraries and resources. Inspired by awesome-... stuff

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Awesome Clojure

• Awesome products in Clojure

  • OneKeePass (⭐111): A secure password manager and mobile app in ClojureScript (⭐73)
  • Penpot: design and prototyping platform
  • LightTable (IDE) (archived)
  • Maria.cloud (Online IDE for beginners)
  • Riemann (Monitoring)
  • Precursor (Online prototyping tool)
  • Puppet Server (⭐286)
  • PuppetDB (⭐294)
  • Metabase (⭐36k)
  • Metabase Datomic (⭐63)
  • CircleCI
  • Avi (vim rewrite) (⭐214)
  • Liquid (Text Editor) (⭐957)
  • Clojupyter (⭐812)
  • meins (⭐11)
  • Jepsen (⭐6.6k)
  • Braid (⭐916): a team-chat app with a novel UI that leads to better conversations
  • Accelerated Text (⭐789): a natural language generation environment (backend: Clojure, frontend: JS)
  • Ziggurat (⭐389): a framework built to simplify Stream processing on Kafka
  • Nightcode (⭐1.4k): An IDE for Clojure (archived)
  • Nightlight (⭐789): text editor (archived)
  • Atea (⭐612): a minimalistic menu bar time tracker for MacOS (legacy, requires jvm 1.6)
  • herfi (⭐106) - 3D multiplayer game prototype written in Clojure and ClojureScript
  • racing-game-cljs (⭐234) - A 3D racing game built with ClojureScript, React and ThreeJS

• Awesome SaaS (partially OSS) in Clojure

  • Logseq (⭐30k): knowledge management and collaboration (open frontend)

• Languages written with Clojure

  • jank (⭐1.4k)
  • lux (⭐1.6k)
  • mal (⭐9.8k)
  • scheje (⭐140)
  • eden (⭐133)
  • ferret

• Awesome tools in Clojure

  • Awesome macros usage
  • Advanced datastructures
  • Web Framework
  • Dependency injection
  • Build Automation and Package management
  • Version Control Management
  • Date and Time
  • GUI
  • Audio
  • HTTP
  • Database
  • Connection pools
  • Structural Migrations
  • Redis
  • JSON
  • Protocol Buffers and gRPC
  • ORM and SQL generation
  • Security
  • RESTful API
  • GraphQL API
  • Emails
  • HTML Manipulation
  • Data Validation
  • Type System
  • Pattern Matching
  • Async processing
  • Monads
  • WebSocket
  • Testing
  • Webdriver automation
  • Code Analysis and Linter
  • Science and Data Analysis
  • Machine Learning
  • Computer Vision
  • Text Processing
  • Parsing
  • Editor Plugins
  • Documentation
  • Literate Programming
  • Archives and Compression
  • Miscellaneous
  • Debugging tools
  • CI
  • Project Management
  • Terminal UI
  • Graphviz

• Resources

  • Guides
  • Video tutorials
  • Websites
  • Twitter
  • Exercises

Awesome macros usage

Answers why the lisp shines, killer features in action

• core.async (⭐1.9k) - transforms AST into CSP programs
• cloroutine (⭐225) - suspends and continuations (coroutines)
• missionary (⭐600) - a reactive dataflow programming toolkit
• photon (⭐7) - realtime web, like Meteor, but for Clojure(Script)
• metaclj (⭐79) - staged compilation
• meander (⭐906) - transparent data transformation using datastructure pattermatching
• proteus (⭐111) - introduce mutable variables (don't use, just learn how to map your mind into immutable world)

Advanced datastructures

• specter (⭐2.5k): an elegant API for querying and transforming nested and recursive data
• meander (⭐906): transparent data transformation (defined as pattern-matching)
• Persistent AVL trees (⭐124): persistent sorted maps and sets with log-time rank queries
• Finger Tree (⭐213): double-list, counted-double-list, counted-sorted-set
• Hitchhiker Tree (⭐1.2k): create fast, snapshottable, massively scalable databases
• Hierarchical set (⭐7)
• Ordered (⭐255): ordered sets and maps
• Lazy Map (⭐48): whose values are only calculated when accessed
• Duratom (⭐193): persisted atoms
• Durable Queue (⭐381): queue persisted on disk
• bifurcan (⭐957): linear map/set/list (stores entries contiguously in memory), ;writtern in java, but test suite (read: usage examples) in clojure (⭐957)

Web Framework

Actually don't search rails/django here, but compose them by yourself

• Compojure (⭐4.1k)
• Compojure-api (⭐1.1k)
• Luminus
• Duct (⭐1.1k)
• Pedestal (⭐2.7k)
• Datsys (⭐230)
• yada (⭐732)
• Hoplon
• Fulcro (⭐1.5k)
• Coast
• Reitit (⭐1.4k)
• Tadam
• Column
• Biff

Dependency injection

Managed lifecycle of stateful objects

• Component (⭐2.1k)
• System (⭐607)
• mount (⭐1.2k)
• Integrant (⭐1.2k)
• clip (⭐226)
• piotr-yuxuan/closeable-map (⭐56)
• darkleaf/di (⭐31)

Build Automation and Package management

Libraries for project build automation and package/dependency management.

• Leiningen (⭐7.3k)
• Boot (⭐1.7k)
• tools.build
  • build.simple (⭐31)
• clojurephant (⭐171) (Gradle plugin)
• shadow-cljs (⭐2.2k) (Clojurescript)

Version Control Management

Code utilities for interacting with VCS software

• clj-jgit (⭐242)

Date and Time

Libraries for working with dates and times.

• clj-time (⭐737)
• clojure.java-time (⭐451) - Java 8 Date-Time API
• holi (⭐4) - Calendar operations that are aware of weekends and holidays
• timewords (⭐29)
• tick (⭐583): Clojure(Script) library, intended as replacement for clj-time

GUI

• seesaw (⭐1.4k)
• trikl (⭐142)
• fx-clj (⭐106)

Audio

• Overtone
• Alda (⭐5.5k)

HTTP

Libraries for working with HTTP.

• clj-http (⭐1.8k) : Apache HttpComponents client wrapper
• http-kit (⭐2.4k) : Simple, high-performance event-driven HTTP client and server
• ring (⭐3.7k) : HTTP server abstraction
• kvlt (⭐69) : Uniform, asychronous client interface for HTTP across JVM / Node / browsers
• aleph (⭐2.5k) : Async client/server based on Netty, with defaults for HTTP, TCP and UDP
• hato (⭐354) : An HTTP client for Clojure, wrapping JDK 11's HttpClient

Database

Databases and database client libraries

• Datomic
• xtdb (⭐2.4k): bitemporal database for SQL, Datalog & graph queries
• Datahike (⭐1.6k)
• Datascript (⭐5.3k)
• Datalevin (⭐1k)
• next.jdbc (⭐726)
• clojure.java.jdbc (⭐712)
• clojure.jdbc (⭐105)
• cravendb (⭐61)
• Monger: for MongoDB
• Monglorious: for MongoDB
• clj-rethinkdb (⭐204): for RethinkDB
• Revise (⭐146): for RethinkDB
• Spandex (⭐257): for ElasticSearch
• Elastisch: for ElasticSearch
• neocons: for Neo4j
• Alia (⭐245): for Cassandra
• aerospike-clj (⭐28): for Aerospike

Connection pools

Database connection pools

• hikari-cp (⭐410)
• metabase/connection-pool (⭐14)

Structural Migrations

Keeps database and others in sync

• Lobos (⭐266)
• Ragtime (⭐600)
• Joplin (⭐313)
• Migratus (⭐628)
• Drift (⭐120)

Redis

• carmine (⭐1.1k)
• celtuce (⭐49)

JSON

• cheshire (⭐1.5k)
• jsonista (⭐396)

Protocol Buffers and gRPC

• pronto (⭐98)
• lein-protodeps (⭐25)

Database Cli

ORM and SQL generation

DSL for SQL generation.

• Walkable (⭐443)
• Korma (⭐1.5k)
• Specql (⭐130)
• stch-library/sql (⭐41)
• sqlingvo (⭐208)
• sqlium
• honeysql (⭐1.7k)
• Toucan (⭐570)

Security

Authentication, authorization and other security related libraries.

• Buddy (⭐826)
• caesium (⭐176) (libsodium bindings)
• Friend (⭐1.2k)
• secrets.clj (⭐87)
• bolt (⭐123)

RESTful API

Libraries for developing RESTful APIs.

• Liberator
• Compojure-api (⭐1.1k)
• Friboo (⭐117)
• yada (⭐732)
• router (⭐79)
• reitit (⭐1.4k)

GraphQL API

Libraries for developing GraphQL APIs.

• Lacinia

Emails

• postal (⭐579)

HTML Manipulation

Libraries for working with HTML.

• Enlive (⭐1.6k)
• hiccup (⭐2.6k)
• clostache (⭐318)
• selmer (⭐957)

Data Validation

Libraries for validating data.

• Guardrails (⭐221)
• Malli (⭐1.4k)
• Validateur
• Prismatic's schema (⭐2.4k)
• Bouncer (⭐361)
• clova (⭐14)
• Orchestra (⭐619)
• struct (⭐119)
• domaintypes (⭐6)

Type System

Optional type system for Clojure

• core.typed (⭐1.3k)

Pattern Matching

• core.match (⭐1.2k)
• defun (⭐464)
• cats.match (⭐51)
• Akar (⭐173)
• Meander (⭐906)
• Verbal-Exprejon (⭐93)

Async processing

• core.async (⭐1.9k)
• pulsar (⭐905)
• manifold (⭐1k)
• goose (⭐240)

Monads

• cats (⭐935)
• algo.monads (⭐444)
• Fluokitten (⭐455)

WebSocket

• Chord (⭐436)
• Sente (⭐1.7k)
• aleph (⭐2.5k)

Testing

• Expectations (⭐396)
• Midje (⭐1.7k)
• test-doubles (⭐36)
• kaocha (⭐778)
• StateFlow (⭐303)
• Datest (⭐8)

Webdriver automation

• Etaoin (⭐893)

Code Analysis and Linter

• Slamhound (⭐474)
• eastwood (⭐1.1k)
• kibit (⭐1.8k)
• yagni (⭐218)
• lein-bikeshed (⭐177)
• spectrum (⭐591)
• cloverage (⭐504)
• clj-kondo (⭐1.7k)
• splint (⭐85)

Science and Data Analysis

Libraries, extended REPLs, and other tools for scientific and statistical data anylysis and visualization.

• Incanter (⭐2.2k)
• Cascalog
• Onyx (⭐2k)
• sparklling (⭐444)
• flambo (⭐608)
• Neanderthal (⭐1k)
• Streaming Histograms (⭐152)
• Gorilla REPL
• Bayadera - Bayesian Data Analysis on the GPU (⭐360)
• ClojureCUDA (⭐173)
• Neanderthal - fast matrix and linear algebra (⭐1k)
• ClojureCL - parallel computations with OpenCL (⭐273)
• Loom - graph library for Clojure (⭐878)

Machine Learning

• neanderthal (⭐1k): fast matrix library
• clojurecuda (⭐173)
• clojurecl (⭐273)
• bayadera (⭐360): bayesian data analysis on the GPU
• cortex (⭐1.3k)
• Flare (⭐284)
• MXNet - Clojure API
• clj-bigml (⭐49)
• Deeplearning4j (⭐13k)
• Enclog (⭐136)
• lambda-ml (⭐75)
• clojure-tensorflow (⭐111)
• dl4clj (deeplearning4j to clojure) (⭐99)
• Anglican
• clj-ml (⭐147)
• Clatern (⭐67)
• k9 (⭐104)
• Statistiker (⭐63)
• Synaptic (⭐88)
• Infer (⭐176)
• clj-synapses (⭐1)
• scicloj.ml (⭐197)

Computer Vision

• origami (⭐113): OpenCV 4 wrapper
• clj-tesseract (⭐55)
• vision

Text Processing

• clojure-opennlp (⭐747)
• postagga (⭐157)
• beagle (⭐51)
• lmgrep (⭐187)

Parsing

• Instaparse (⭐2.7k)
• kern (⭐235)
• duckling (⭐1.3k)
• buran (⭐31) - RSS/Atom feed consumer and producer

Exceptions and Error Handling

• Ex (⭐17)
• Perseverance (⭐178)
• Dire (⭐483)

Rule-based Programming

• O'Doyle Rules (⭐512)
• Clara Rules (⭐1.2k)
• Arete (⭐15)

Editor Plugins

• Calva (VSCode) (⭐1.5k)
• clojure-lsp (multiple editors) (⭐1.1k)
• CIDER (Emacs) (⭐3.5k)
• smartparens (Emacs) (⭐1.8k)
• rainbow-delimiters (Emacs) (⭐655)
• aggressive-indent (Emacs) (⭐833)
• Conjure (Neovim) (⭐1.6k)
• vim-cljfmt (Vim) (⭐152)
• vim-eastwood (Vim) (⭐84)
• vim-fireplace (Vim) (⭐1.7k)
• vim-redl (Vim) (⭐106)
• vim-leiningen (Vim) (⭐197)
• rainbow_parentheses.vim (Vim) (⭐375)
• vim-iced (Vim) (⭐511)
• Cursive (IntelliJ)
• proto-repl (Atom)
• Parinfer (multiple editors)
• Bracket Pair Colorizer (VSCode)
• clojureVSCode (VSCode) (⭐205)
• Notepad++ (⭐20): modified config files of Lisp

Documentation

Utilities and libraries for (non-LP) code and project documentation

• codox (⭐662)

Literate Programming

• marginalia (⭐803)
• klipse (⭐3.1k)

Archives and Compression

• swindon (java.util.zip wrapper) (⭐2)

Miscellaneous

• potemkin (⭐564) - reexport vars in another ns / act like a clojure map
• clj-tuple (⭐179)
• slingshot (⭐642)
• virgil (⭐274)
• javastar (⭐64)
• riddley (⭐193)
• kezban (⭐41)
• clj-grpc (⭐15)

Debugging

• flow-storm-debugger (⭐623)
• playback (⭐87)
• tools.trace (⭐355)
• debugger (⭐264)
• debug-repl (⭐150)
• ritz (⭐320)
• redl (⭐33)
• limit-break (⭐25)
• spyscope (⭐578)
• aprint (⭐129)
• packed-printer (⭐37)
• pretty (⭐588)
• prone (⭐511)
• figwheel (⭐2.9k)
• ultra (⭐1.2k)
• mate-clj (⭐57)
• scope-capture (⭐557)

CI

• lambdacd (⭐671)

Project Management

• milestones (⭐115)

Terminal UI

• clojure-lanterna (⭐212)
• triki (⭐142)
• zaffre (⭐100)
• closh (⭐1.6k)
• piotr-yuxuan/malli-cli (⭐50)

Graphviz

• zipper-viz (⭐8)
• dorothy (⭐241)
• viz.cljc (⭐31)
• fsmviz (⭐50)
• rhizome (⭐446)
• re-frame-flow (⭐145) - Graph based visualization tool for re-frame event chains (ClojureScript)

Game Development

• jme-clj (⭐131) - A Clojure 3D Game Engine (Wrapper), Powered by jMonkeyEngine
• play-cljc (⭐519) - A Clojure and ClojureScript game library

Guides

• The Clojure Style Guide (⭐4k)
• Clojure Distilled
• clojure-cookbook (⭐2.6k)
• A Brief Beginner's Guide To Clojure
• Clojure for the Brave and True
• Clojure from the ground up
• Error message catalog (⭐446)
• Clojure by Example

Video tutorials

YouTube

• Misophistful's channel: Understand concepts such as list comprehension, threading macros, generative testing, destructuring, core.match and introductions to Light Table, Datomic and Game development with Clojure
• Fred Overflow's channel: Introductions to Functional programming and TDD with Clojure
• Clojure Pills screencast: Introduction to Clojure one function at a time
• Clojure Pills screencast: Fun and beginner friendly content related to the overall clojure ecosystem
• Data persistance with Postgres, Clojure and JDBC
• Clojure Tutorials by Timothy Baldridge: More advanced videos on core.async, transducers, transients, logic programming and a "Function of the day" series.

Websites

• Clojure
• Clojure Slack
• clojuredocs
• clojure-doc
• The Clojure Toolbox
• ZEEF/Clojure

Twitter

• oss_clj

Exercises

• rich4clojure (⭐193)
• Wonderland Clojure Katas (⭐860)
• Clojure Koans
• exercism.io
• Codewars