EventEmitter3 focuses on performance while maintaining a Node.js AND browser compatible interface.
Node's event emitter for all engines.
Simple and modern async event emitter
Tiny 200b functional Event Emitter / pubsub.
Realtime application framework client
Lightweight debugging utility for Node.js and the browser
Lodash modular utilities.
React is a JavaScript library for building user interfaces.
A querystring parser that supports nesting and arrays, with a depth limit
Higher-order functions and common patterns for asynchronous code
Babel compiler core.