benjamn

setImmediate

A cross-browser implementation of the new setImmediate API.

when-traverse

Asynchronously traverse tree of mixed promises and values

es6-templates

ES6 template strings compiled to ES5.

private-parts

A simple and intuitive way to shim private methods and properties in JavaScript.

es6-arrow-function

Shorthand arrow functions compiled to ES5.

es6-class

ES6 classes compiled to ES5.

rr

Record and Replay Framework

proposal-async-await

Async/await for ECMAScript

codemirror5

In-browser code editor (version 5, legacy)

kew

a lightweight promise library optimized for node.js

convnetjs

Deep Learning in Javascript. Train Convolutional Neural Networks (or ordinary ones) in your browser.

routines

debugjs

[Experimental] Lightweight JavaScript VM and stepping debugger in JavaScript

origami

A Quartz Composer framework that enables interactive design prototyping without programming.

remix

Echo Nest Remix: The Internet Synthesizer

gulp-regenerator

Transpile ES2015 generator functions to ES5

koa

Expressive middleware for node.js using ES2017 async functions

monk

The wise MongoDB API

co-monk

MongoDB generator goodness for node.js

envify

:wrench: Selectively replace Node-style environment variables with plain strings.

node-degenerator

Turns sync functions into async functions

jest

Delightful JavaScript Testing.

Interpreter

Node.js Interpreter for iOS 7

pure-cjs

Pure minimalistic CommonJS builder

js-loaders

Pseudoimplementation of the proposed ES6 module loaders.

RiverTrail

An API for data parallelism in JavaScript

defs

Static scope analysis and transpilation of ES6 block scoped const and let variables to ES3 vars

grasp

JavaScript structural search, replace, and refactor

gnode

Run node with ES6 Generators, today!

regeneratorify

browserify v2 plugin for regenerator