Breathing Halftone
Images go whoa with lots of floaty dots
Shader School
A workshopper for GLSL shaders and graphics programming
Comic.js
Cartoon style drawing for HTML5 Canvas & Raphael.js & D3.js & SVG.js
Fabric.js
Javascript Canvas Library, SVG-to-Canvas (and canvas-to-SVG) Parser
Vegas
Vegas is a jQuery plugin to add beautiful fullscreen backgrounds to your webpages. It even allows Slideshows.
Im.js
Image Match - Project to allow compare different images pixel by pixel with good performance
Vintage JS
vintageJS - add a retro/vintage effect to images using the HTML5 canvas element
Responsive Slides
Simple & lightweight responsive slider plugin (in 1kb)
Soc.js
An easier way to create social icons
Scene Graph.js
HTML5 Canvas and Animation Framework
jQuery Backstretch
Backstretch is a simple jQuery plugin that allows you to add a dynamically-resized, slideshow-capable background image to any page or element. The image will stretch to fit the page/element, and will automatically resize as the window/element size changes.
J Query.black and White
Clientside grayscale images on any browser
Claygl
A WebGL graphic library for building scalable Web3D applications
Drawingboard.js
A canvas based drawing app that you can integrate easily on your website.
GLSL.js
A light Javascript & GLSL library for vizualisation and game purposes (2D or 3D).
Glow
GLOW is a WebGL wrapper, which focuses on easy creation and use of shaders.
FloraJS
FloraJS is a JavaScript framework for simulating natural systems in a web browser.