facebook/regenerator

Babel compiler core.

babel's modular runtime helpers

Babel Types is a Lodash-esque utility library for AST nodes

JavaScript syntax tree transformer, nondestructive pretty-printer, and automatic source map generator

simplified stream construction

A JavaScript parser

Compile ES2015 default and rest parameters to ES5

Compile ES2015 spread to ES5

browser-side require() the node way

simple, flexible, fun test framework

Bare bones Promises/A+ implementation

The semantic version parser used by npm.

Flexible tool for translating any dialect of JavaScript into Node-readable CommonJS modules

Utility for associating truly private state with any JavaScript object

Babel helper module for babel transforms authors to check the AST against duplicated nodes.