An Entry in the GP2X Coding Comp, heres the details:
Name: OpenBoR
Author: lemon
Description: Beats of Rage is a good and very customizable Beat'em up engine, with lots of mods disponible. OpenBoR is a modification to the original BoR engine adding lots of new features, like more kind of special attacks, holes, walls, rideable and throwable objects, a mod selector, etc.
Downloads and screenshots via comments