For an alternative, more finished flash to javascript / html(5) library, take a look at jeash.
This project encourages contributions.
- [1] BunnyMark BlitTest | Runs at 45fps(chrome) about, with 3000 max bunnies. Canvas at 640x480.
- [2] BunnyLand BlitTest | Runs at 50fps(chrome) about, with 3000 max bunnies. Canvas at 4046x4046.
You can compare demo [1] with the pure javascript version by iain lobb.