Dave Gnukem is a 2D scrolling platform shoot-em-up. It is very similar to and inspired by Duke Nukem 1. The initial port was done by deniska in 2006. It seems a user named lukensteinz has done a little bit of code cleaning, while also getting it to work on newer firmwares,

http://wololo.net/talk/viewtopic.php?f=2&t=7269