2. FlashjsJavaScript graphics and games engine with API similar to Flash one. Just look to examples sources.
3. Requestidlecallback PolyfillPolyfill for request idle callback. Determines is user interacting with document and fires when it is not or after interaction is finished.
4. ViraljsExpress.JS middleware to enable P2P distribution for your app. Your decentralized CDN made easy.
5. PropellerJavaScript library to rotate elements with mouse or touch gestures. Supports inertia and stepwise rotation. Optimized for better performance.
6. Html GlGet as many FPS as you need and amazing effects by rendering HTML/CSS in WebGL
9. CanvasImageConverts image to canvas with same look. Useful for memory optimization in case of responsive image usage. Also is good for solving PhoneGap Android anti aliasing issue.