StonX is an Atari ST emulator for X. It support many Atari apps, and runs very fast even on low-end machines (sub P75). It currently runs the standard Atari screen modes as well as expanded full screen. It is very portable and has successfully been used on Alpha workstations, Silicon Graphics workstations, HP PA-RISC systems, RS/6000 with AIX, proprietary systems by Siemens, PCs with FreeBSD, Suns with Solaris and SunOS, and others.
Game Launcher is a cross platform, universal front end for emulators. The main goal is to provide a user interface that is easy to use and attractive, yet does not look like a traditional user interface with windows and such. Game Launcher should work with any emulator, but it has been known to work with MAME, Nesticle, RockNES, zSNES, snes9x, Callus, Stella, z26, and Versions are available for Unix, DOS, and Windows.