Skeezix released a first alpha version of his Atari ST emulator for the GP2x.
The first early-alpha; playable for some games (Xenon 2: Megablast!), but with bad sound, missing virtual keyboard, no savestates. But its alive! Check back in a day or two for version 002 😉
AEP-Emu (DE/EN)
DMG Page (DE)
Indie Retro News (EN)
Retroguru (EN)