oCanvas
oCanvas is a JavaScript library intended to make development with HTML5 Canvas easier.
5 Alternatives To oCanvas
EaselJS
Advanced Flash-like library for HTML5 game and app development.
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PixiJS
Fast and flexible WebGL-based HTML5 game and app development library.
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Processing
C++ and Java programming at the speed of thought.
Zdog
3D javascript engine for canvas and SVG