Animation

Tweener One of my favorite toolkits. Tweener makes it much simpler to create advanced animations. It has a Javascript version as well, which is a lightweight alternative to the Scriptaculous effects.

Visualisation

flare visualization toolkit Animation and graphs toolkit

Audio

POPForge This is actually a collection of several projects. One of the best is the audio class, which let’s you create audio samples [...]

Popularity: 43% [?]

The services browser of AMFPHP 1.9 is really impressive and the AWI kickstart example works almost out of the box. In the MXML file, the service that has to be connected to (AWI.awiClient) is in lowercase, which causes an
Flexbuilder error. It took me some time to get thing started because of that.
Here you can [...]

Popularity: 45% [?]