jCanvas
A jQuery plugin that makes the HTML5 canvas easy to work with.
Processing.js
A port of the Processing visualization language to JavaScript.
Bonsai
BonsaiJS is a graphics library and renderer
Clmtrackr
Javascript library for precise tracking of facial features via Constrained Local Models
P5.js
A JS client-side library for creating graphic and interactive experiences, based on the core principles of Processing. http://twitter.com/p5xjs —
Img to Ascii
A JavaScript implementation of a image to Ascii code
Liquidfun
2D physics engine for games
Graphicsjs
A lightweight JavaScript graphics library with the intuitive API, based on SVG/VML technology.
Comic.js
Cartoon style drawing for HTML5 Canvas & Raphael.js & D3.js & SVG.js
Isomer
Simple isometric graphics library for HTML5 canvas
Html2canvas
Screenshots with JavaScript
Breathing Halftone
Images go whoa with lots of floaty dots
Paper.js
The Swiss Army Knife of Vector Graphics Scripting – Scriptographer ported to JavaScript and the browser, using HTML5 Canvas. Created by @juerglehni & @jonathanpuckey
Kinetic Js
KineticJS is an HTML5 Canvas JavaScript library that extends the 2D context by enabling canvas interactivity for desktop and mobile applications.
J Query.black and White
Clientside grayscale images on any browser
Obelisk.js
JavaScript Engine for Building Isometric Pixel Element with HTML5 Canvas
Svgo
SVGO is a Nodejs-based tool for optimizing SVG vector graphics files.