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ClojureScript is a dialect of Clojure that targets JavaScript as a deployment platform.

Read These First

• Quick Start
• Differences from Clojure
• Reporting Issues
• Rationale
• Rich's Slides
• Rich Hickey Unveils ClojureScript (video, 1.5 hr.)

Tutorials

• modern-cljs
• ClojureScript Tutorial
• ClojureScript Unraveled
• Études for ClojureScript
• ClojureScript Made Easy (blog)
• Getting started with Figwheel

Project Templates

Leiningen

• mies Minimal ClojureScript project template
• figwheel-template A Leinigen template for live coding with figwheel (includes Reagent and Om varients)
• chestnut Application template for ClojureScript/Om with live reloading
• cljs-start A lein template for creating ClojureScript lib with batteries included
• mala A lein template for building UIs in 100% Clojurescript, with Om, Garden, and curated libs
• reagent-template A Leiningen template for projects using Reagent
• re-frame-template Leiningen template for reagent web app based on the re-frame pattern. Includes figwheel and optionally re-com and secretary
• descjop A Leiningen template for Web based desktop application with Electron(atom-shell) and others

Boot

• tenzing Clojurescript application template using Boot

Getting Help

Chat

• IRC: #clojurescript on freenode.net
• Slack: #clojurescript on clojurians
  • you can get invite here
  • searchable chat logs

Mailing Lists

• ClojureScript user mailing list
• Clojure mailing list

Reference

• Clojurescript API Reference, and offline docset in Dash format
• Compiler Options documents all of the options to compiler
• REPL Options options to REPLs, only covers differences from compiler options
• Dependencies, managing various kinds of dependencies
• Packaging Foreign Dependencies, how to package non-Closure compatible JavaScript libraries.
• Usage of Google Closure
• Using Google Closure Library in ClojureScript
• Testing
• Optional Self-Hosting
• Compile Time Type Checking

Tip & Tricks

• Common Problems
• Advanced Compilation

Tooling

• Running REPLs, without lein-cljsbuild

Tools

Editors

• Sublime Text 2
• Emacs & Inferior Clojure Interaction Mode
• Emacs & Inferior Clojure Interaction Mode w/Figwheel
• Vim
• Light Table
• Cursive

Leiningen plugins

• lein-cljsbuild: Allows you to easily build ClojureScript projects with multiple targets
• lein-npm: For Node.js based projects, allows you to work with NPM dependencies.
• figwheel Live coding support
• cljsasset CSS asset support

REPLs

• austin
• weasel
• lein-figwheel launches a REPL

Learning Tools

• Replete ClojureScript REPL iOS app
• Replify Standalone Clojurescript REPL and minimalist build tool

Compatible Clojure Contrib libraries

• core.async, Communicating Sequential Processes
• core.logic, miniKanren implementation
• core.match, Efficient pattern matching
• core.rrb-vector, concatenation and non-view slicing for vectors
• data.avl, sorted maps and sets with O(log n) rank queries and splits
• test.check, QuickCheck style property based testing
• tools.reader, portable Clojure(Script) reader

Libraries

Dom Manipulation

• domina, DOM utilities
• dommy, DOM utilities
• freactive, reactive DOM library

React Wrappers

• om, React bindings and state management
• om-tools, Om extensions
• reagent, React bindings
• reagent-forms, Forms for Reagent
• quiescent, React bindings
• reacl, React bindings
• rum, React bindings
• brutha Simple ClojureScript interface to React
• sablono Hiccup style wrapper for React DOM Elements
• cljs-react-reload Writing reloadable React Classes

HTML Templating

• sablono, Hiccup style HTML generation for React
• sablono-tools, Enlive-style selector-based templating and transformations for Sablono
• kioo, Enlive style HTML generation
• hipo, Hiccup style templating
• enfocus, Enlive templating for ClojureScript
• hickory parses HTML into Hiccup vectors

CSS Generation

• garden, CSS generation
• mesh, Responsive Grid & Typography library built on Garden

Graphics

• apogee SVG charting
• gamma GLSL DSL
• quil, Processing for Clojure & ClojureScript
• thi.ng/geom Geometry primitives, mesh operations, SVG & WebGL rendering (CLJX)
• thi.ng/color Color space conversion & manipulation (CLJX)
• thi.ng/tweeny Interpolation of arbitrary nested value maps (CLJX)

Client-side Routing

• secretary, Routing
• bidi, Routing
• silk, Routing

Networking

• [klozzer] (https://github.com/ashercoren/klozzer), Http Caching and File System Api with core.async
• [s3-cljs] (https://github.com/viebel/s3-cljs), aws s3 sdk wrapper
• sente, core.async + websockets
• cljs-ajax simple Ajax client for ClojureScript
• cljs-http a ClojureScript HTTP library
• [https://github.com/diligenceengine/clj-browserchannel](eal-time, bi-directional communication between ClojureScript and Clojure)
• chord, core.async + WebSockets
• matchbox, Firebase client for Clojure(Script)

Data formats

• transit-cljs, efficient, extensible data exchange format

Datastores

• datascript, Datomic-like in-memory database
• konserve, KV store protocol
• hodgepodge A idiomatic interface to local and session storage
• thi.ng/trio Non-RDF triplestores & SPARQL like query engine (CLJX)

Native iOS with embedded JavaScriptCore

• goby

FRP

• reagi An FRP library for Clojure and ClojureScript
• zelkova Elm-style FRP for Clojure and ClojureScript
• re-frame A Reagent Framework For Writing SPAs, in Clojurescript.

Misc

• purnam is a clojurescript library designed to provide better clojurescript/javascript interop, testing and documentation tools to the programmer.
• cuerdas, string manipulation
• schema, Validation & contracts
• bardo, transitions
• lucuma, WebComponents
• differ, data structure diffing
• component-cljs, port of Stuart Sierra's Component library
• cats, Monads
• lively, Client-side live programming support
• patterny, Extract imagine patterns
• phalanges, Keyboard events
• keybind, Key bindings
• cljs-time, Date/time lib (almost) consistent API with clj-time
• cljs-promises, Promises
• markdown-clj extensible Clojure/Script Markdown parser
• json-html generates a DOM node with a human representation of the JSON/EDN encoded data
• historian a drop-in atom-state-management (UNDOs!!) for your clojurescript projects
• thi.ng/validate Schema based validation of nested data (CLJX)
• clara Rete-based rule engine

Testing

• cljs.test, a port of clojure.test built-in to the standard library
• clojurescript.test a port of clojure.test that pre-dates the built-in version
• clairvoyant, tracing
• purnam.test, provides macros for testing with the karma test runner, works with async tests.
• speclj A TDD/BDD framework for Clojure and Clojurescript, based on RSpec.

Feedback

ClojureScript does not take pull requests. Please follow the links below to contribute to ClojureScript.

• Bug Reports
• Design Docs
• Dev Mailing List - membership restricted to those who have submitted a signed Clojure CA (Contributor Agreement)
• ClojureScript Mailing List
• Become a Contributor

Additional Information

• Developers
• Source Maps
• The REPL and Evaluation Environments