Ogre 3D: Open source graphics engine
    http://www.ogre3d.org/

OpenAl: Open source audio library
    http://www.openal.org/

3D Studio Max
     http://usa.autodesk.com/adsk/servlet/index?id=5659302&siteID=123112

Mario Twins
     http://www.flashstuf.com/swf/mario.swf