ParkyDR has released the GP2x source code for Worminator 3.

Worminator 3 is a sidescrolling action game. You play as The Worminator and fight your way through many levels of madness and mayhem. Worminator features nine unique weapons, visible character damage, full screen scrolling, sound and music, and much more!

http://dl.openhandhelds.org/cgi-bin/gp2x.cgi?0,0,0,0,46,2827