Snaff has released a beta version of Vice2x, after 4 alpha releases. This is a port of VICE to the GP2x. Vice2x is ported from the UNIX version of VICE and is using Rlyeh’s Minilib. VICE emulates a C64, VIC-20, Plus4, C128, PET and CBM-II.

http://gp2x.org/gp2x/vice/