ES6 Tools

Turn ES6+ code into vanilla ES5 with no runtime

Traceur compiler wrapped as a Browserify v2 transform

Babel transpiler wrapped as a Browserify transform

ES6 > ES5. Includes classes, destructuring, default parameters, spread

ES6 modules to AMD or CJS

transform ES6 yield/generator functions to ES5

A simple utility for pluggable JS syntax transforms. Comes with a small set of ES6 -> ES5 transforms

ES6 block-scoped const and let variables to ES3 vars

ES6 Modules in the Rails Asset Pipeline

that compile from ES6 to ES5

Converts ES6 to AMD, CJS, and StealJS.

Transform Unicode-aware ES6 regular expressions to ES5

Transformations for ES5 code to ES6 (approximates)

also has built-in parser available under traceur.syntax.Parser.

A small, fast, JavaScript-based JavaScript parser with ES6 support, parses to SpiderMonkey AST format.

ES6 parser written in ES6.

ES6 → ES5

ES6 → ES5 using FB's jstransform

Turn ES6+ code into vanilla ES5 with no runtime

ES6 > ES5 transpilation, grunt-traceur-build

ES6 generator functions to ES5

tools for libs using ES6 module transpiler (sample Gruntfile)

ES6 block scoped const and let variables, to ES3

ES6 → ES5

ES6+ > ES5/ES3 transpilation

ES6 fat arrow transpiler

Mozilla's spec-compliant loader prototype

toolkit for ES6 Module Loader pipelines, shim for legacy environments

A Chrome/Opera DevTools extension to run ES6 on a page with either Babel or Traceur

Yeoman generator for TypeScript apps

A simple plugin for Mocha to pass JS files through the Traceur compiler

Tooling to allow the community to use es6 now via traceur in conjunction with amd and browser global modules, with source maps, concatenation, minification, compression, and unit testing in real browsers.

Tooling to allow the community to use es6 now via babel in conjunction jspm, with source maps, concatenation, minification, compression, and unit testing in real browsers using es6.

Yeoman generator for Traceur apps

Yeoman generator for Babel apps

Yeoman generator for Babel, Browserify and Gulp

Modular and compact polyfills for ES6 including Symbols, Map, Set, Iterators, Promises, setImmediate, Array generics, etc. The standard library used by Babel.

almost all new ES6 methods — from Map, Set, String, Array, Object, Object.is and more.

polyfill for Promises matching the ES6 API

destructive shim that follows the latest specification as closely as possible.

ES6 reflection module (contains the Proxy API)

Array, Object, Number, Math and String functions/methods, plus Map, Set, Symbol and WeakMap objects

Array, Object, Number, Math and String functions/methods, plus Map, Set, Symbol and WeakMap objects

for Traceur

for Atom

real-world usage examples of ES6 features

static analysis tools for ES6

Generate a list of imports and exports from ES6 module files, useful for preloading, bundling, etc.

validate matching named/default import statements in ES6 modules.

transpiles let-block block-scoping (not accepted into ES6) into either ES3 or ES6

Esprima-based JavaScript syntax tree transformer, conservative pretty-printer, and automatic source map generator. Used by several of the transpilers listed above, including regenerator and es6-arrow-function.

Minimalist examples of ES6 functionalities.

Uses the ES6 loader hooks to load (node flavored) commonjs packages in ES6.

A simple setup for transpiling ES6 to ES5 using Babel or traceur with gulp and jasmine support.

Esprima-based JavaScript syntax tree transformer, conservative pretty-printer, and automatic source map generator. Used by several of the transpilers listed above, including regenerator and es6-arrow-function.