PSMS is a Sega Mastersystem emulator for the PS2, and is the first emulator to run standalone without the ps2linux kit. As of version 1.2, PSMS will boot with AR/GS swap.

Current features:

- Accurate emulation
- Game Gear support
- Accurate rendering
- Full frame rate (easily!!)
- Audio output
- PAL/NTSC auto-detection
- Loads games from the cdrom
- GUI for selecting roms and changing emulation options
- Ability to save/load game states (not to memory card)
- Easy to create your own game compilation cd's
- Analog stick support

Source code has now been released. If your thinking of porting an emulator to the ps2 but dont know where to start, take a look at the source code - you wont believe how easy it is!