Property based testing framework for JavaScript (like QuickCheck)
Various helper utilities
generate random valid Shift format ASTs
CLI tool for fuzz testing JavaScript parsers and suchlike programs.
Fuzzer for mocha testing
Lightweight debugging utility for Node.js and the browser
Lodash modular utilities.
A querystring parser that supports nesting and arrays, with a depth limit
Higher-order functions and common patterns for asynchronous code
React is a JavaScript library for building user interfaces.
Babel compiler core.