普通的库很多地方都有，提供几个游戏开发经常用到的。

3D引擎：
Sandy 3D
http://www.flashsandy.org/

Alternativa Platform:
http://alternativaplatform.com/en/

http://papervision3d.org/
https://github.com/mikechambers/as3co...
http://blog.papervision3d.org/

3D动画框架:
http://www.cast3d.org/

游戏引擎：
http://pushbuttonengine.com/

OOP框架:
Cairngorm:
http://opensource.adobe.com/wiki/disp...

PureMVC:
http://puremvc.org/

Mate:
http://mate.asfusion.com/

Swiz:
http://code.google.com/p/swizframework/

HydraMVC:
http://www.hydramvc.com/

RobotLegs:
http://shaun.boyblack.co.za/blog/cate...

Flight Framework:
http://flightxd.com/flightframework/

Spring Actionscript:
http://www.springactionscript.org/

FlashMVC:
http://www.flashmvc.com/

CASA Lib:
http://casalib.org/