Animation in HTML5

Just a glance at the state of the art (as of 2012-09) in animation on the Web. I’m interested in sprites and simple transforms for a Web application.Generally, seems W3C (de jure) and browsers (de facto) provide these:

1. Timing: requestAnimationFrame, Tweener/Shifty.
2. Canvas
3. WebGL and SVG: raytracing, video, stereoscopy… all mixed together, pretty wild stuff.

And a stack of libraries and tools:

1. Low level: libCanvas, Processing.js (JS binding for the Processing language/API)
2. 3D: ThreeJS
3. Animation: EaselJS, Crafty, Rekapi

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