Try ES6/ES2015 features from the command line
Reactive Extensions for modern JavaScript
JSON for Humans
Standard library
ES2015 Object.assign() ponyfill
Object.assign()
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.