Sigma
An open-source lightweight JavaScript graph drawing library
Skrollr
Stand-alone parallax scrolling library for mobile (Android + iOS) and desktop. No jQuery. Just plain JavaScript (and some love).
RequireJS
A file and module loader for JavaScript
C3
A D3-based reusable chart library
Store.js
localStorage wrapper for all browsers without using cookies or flash. Uses localStorage, globalStorage, and userData behavior under the hood
Matter JS
a 2D rigid body physics engine for the web
Particles.js
A lightweight JavaScript library for creating particles
Toastr
Simple javascript toast notifications
Inferno
An extremely fast, React-like JavaScript library for building modern user interfaces
Mojs
motion graphics library for the web
Parsley.js
Validate your forms, frontend, without writting a single line of javascript!
Typeahead.js
A fast and fully-featured autocomplete library
Tfjs Core
WebGL-accelerated ML // linear algebra // automatic differentiation for JavaScript.
Browser Sync
Keep multiple browsers & devices in sync when building websites. http://browsersync.io
Q
A tool for making and composing asynchronous promises in JavaScript
Go Js
All GoJS samples, extensions, and documentation
Fine Uploader
Multiple file upload plugin with progress-bar, drag-and-drop.