Screenfull.js
Simple wrapper for cross-browser usage of the JavaScript Fullscreen API
Twgl.js
A Tiny WebGL helper Library
Ocanvas
JavaScript library for object-based canvas drawing.
Im.js
Image Match - Project to allow compare different images pixel by pixel with good performance
Js Barcode
Barcode generation library that works in both the browser and on Node.js http://lindell.me/JsBarcode
Curtainsjs
curtains.js is a lightweight vanilla WebGL javascript library that turns HTML elements into interactive textured planes.
Lightcase
The smart and flexible Lightbox Plugin.
Fabric.js
Javascript Canvas Library, SVG-to-Canvas (and canvas-to-SVG) Parser
Two.js
A renderer agnostic two-dimensional drawing api for the web.
Raphael
JavaScript Vector Library
Justified Gallery
JQuery plugin that allows you to create a gallery with a justified grid. Fill all the spaces!
Croppie
A Javascript Image Cropper
Color
JavaScript color conversion and manipulation library
Scene Graph.js
HTML5 Canvas and Animation Framework
Gif.js
JavaScript GIF encoding library
Math Box.js
MathBox is a (work in progress) library for making presentation-quality math diagrams in WebGL.
Imager.js
Responsive images while we wait for srcset to finish cooking