Lychee JS
Environment-Independent JavaScript engine (HTML5 Canvas, V8GL, WebGL, native OpenGL, NodeJS)
Flocking
Flocking - Creative audio synthesis for the Web
Eqcss
EQCSS is a plugin that introduces Element Queries, Scoped CSS, a Parent selector, and responsive JavaScript to all browsers IE8 and up
jQuery Webfonts
jQuery based Webfonts library
Remote Storage
Client-side Javascript library to make apps compatible with a remote storage.
Qrcodejs
Cross-browser QRCode generator for javascript
Nested
Gap free multi column grid
Gridster.js
gridster.js is a jQuery plugin that makes building intuitive draggable layouts from elements spanning multiple columns
Enquire.js
Awesome Media Queries in JavaScript
D3 Cloud
Create word clouds in JavaScript.
Inputex
A javascript framework for YUI to build fields and forms.
Stats.js
JavaScript Performance Monitor
Scroll Reveal.js
Declarative on-scroll reveal animations.
Hello.js
A Javascript RESTFUL API library for connecting with OAuth2 services, such as Google+ API, Facebook Graph and Windows Live Connect
Easel JS
The Easel Javascript library provides a full, hierarchical display list, a core interaction model, and helper classes to make working with the HTML5 Canvas element much easier.
Bootstrap Calendar
Full view calendar with year, month, week and day views based on templates with Twitter Bootstrap.