Timbre.js
JavaScript library for objective sound programming
Sweetalert2
A beautiful, responsive, highly customizable and accessible (WAI-ARIA) replacement for JavaScript's popup boxes. Zero dependencies.
Serenade.js
Client side MVC framework
Porthole
A proxy to safely communicate to cross-domain iframes in javascript
Pegasus
Load data while still loading other scripts and display data faster in jQuery, Backbone, Angular, ... apps
Mixitup
A CSS3 and jQuery Filter & Sort Plugin
Metismenu
A jQuery menu plugin
Flotr2
Graphs and Charts for Canvas in JavaScript.
Color Picker
React ColorPicker
Trmix
apply CSS based on your browser's text rendering engine
GLSL.js
A light Javascript & GLSL library for vizualisation and game purposes (2D or 3D).
Classing Js
Brings the world of classical OOP to javascript
Baseline.js
A simple jQuery plugin for restoring vertical baselines thrown off by odd image sizes
Placeholder Shiv
Tiny polyfill for the placeholder form element attribute. Requires Prototype.js.
Money.js
money.js is a tiny (1kb) javascript currency conversion library, for web & nodeJS
Hermes.js
Message and Error logger implementation
Optics
Profunctor implementation of Lenses, Prisms, Traversals, Isos, etc.