Animatic
With Animatic
it's easy to animate over a hundred objects at a time. Each item can have it's mass and viscosity to emulate realistic objects!
And it's only 7k when gzipped.
For Docs and Examples see: http://lvivski.github.com/animatic/
To suggest a feature, report a bug, or general discussion: http://github.com/lvivski/animatic/issues/