Epoch
A general purpose, real-time visualization library.
Dynamics.js
Javascript library to create physics-based CSS animations
Underscore String
String manipulation extensions for Underscore.js javascript library.
Cannon.js
A lightweight 3D physics engine written in JavaScript.
Tabletop
Tabletop.js gives spreadsheets legs
Animsition
A simple and easy jQuery plugin for CSS animated page transitions.
Keras Js
Run Keras models in the browser, with GPU support using WebGL
J Query.mmenu
The best jQuery plugin for app look-alike on- and off-canvas menus with sliding submenus for your website and webapp.
Retina.js
JavaScript and LESS helpers for rendering high-resolution image variants
Scroll Trigger
Triggers classes on html elements based on the scroll position. Uses requestAnimationFrame so it doesn't jack the users scroll.
Instafeed.js
A simple Instagram javascript plugin
When
A solid, fast Promises/A+ and when() implementation, plus other async goodies.
Clusterize.js
Tiny vanilla JS plugin to display large data sets easily
Officegen
Standalone Office Open XML files (Microsoft Office 2007 and later) generator for Word (docx), PowerPoint (pptx) and Excell (xlsx) in javascript. The output is a stream.
Plottable
A library of modular chart components, built on D3
Platform.js
A platform detection library that works on nearly all JavaScript platforms.
Pdf Object
A lightweight JavaScript utility for dynamically embedding PDFs in HTML documents.