React
React is a JavaScript library for building user interfaces.
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
Redux
Predictable state container for JavaScript apps
Vue
Intuitive, fast & composable MVVM for building interactive interfaces.
Ionic
Advanced HTML5 Mobile App Framework. A beautiful front-end framework for developing hybrid mobile apps in HTML5. Best friends with AngularJS.
Moment
Parse, validate, manipulate, and display dates in javascript.
Chart.js
Simple HTML5 Charts using the <canvas> tag
Three.js
JavaScript 3D library.
Leaflet
JavaScript library for mobile-friendly interactive maps
Webpack
Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jade, coffee, css, less, ... and your custom stuff.
6to5
Turn ES6 code into readable vanilla ES5 with source maps
Babel
Babel is a compiler for writing next generation JavaScript.
Socket.io
Realtime application framework for Node.JS, with HTML5 WebSockets and cross-browser fallbacks support.
jQuery
jQuery JavaScript Library
Yarn
Fast, reliable, and secure dependency management.
Materialize
Materialize, a CSS Framework based on Material Design