A new game called Firewhip has been released, It's a castlevania-like plattaformer made by Coelophysis;
Check it out at http://www.gp2x.de/cgi-bin/cfiles.cgi?0,0,0,0,35,1941
Coelophysis is an spanish coder but an english readme is also included.
Check the gp32spain official thread to find out...