React
React is a JavaScript library for building user interfaces.
Redux
Predictable state container for JavaScript apps
Vue
Intuitive, fast & composable MVVM for building interactive interfaces.
Moment
Parse, validate, manipulate, and display dates in javascript.
Chart.js
Simple HTML5 Charts using the <canvas> tag
Three.js
JavaScript 3D library.
Babel
Babel is a compiler for writing next generation JavaScript.
6to5
Turn ES6 code into readable vanilla ES5 with source maps
Axios
Promise based HTTP client for the browser and node.js
Yarn
Fast, reliable, and secure dependency management.
Meteor
Meteor, an ultra-simple, database-everywhere, data-on-the-wire, pure-Javascript web framework.
Video.js
Universal video embed.
Angular.js
AngularJS lets you write client-side web applications as if you had a smarter browser. It lets use good old HTML (or HAML, Jade and friends!) as your template language and lets you extend HTML’s syntax to express your application’s components clearly and succinctly
Leaflet
JavaScript library for mobile-friendly interactive maps
Socket.io
Realtime application framework for Node.JS, with HTML5 WebSockets and cross-browser fallbacks support.
Gulp
The streaming build system