applications/emulators
- atari++ - Unix based emulator of the Atari eight bit computers
- dosbox - x86/DOS emulator with sound and graphics
- hercstudio - GUI front-end to the Hercules mainframe Emulator
- hercules - Hercules S/370, ESA/390, and z/Architecture emulator
- wine - A Windows 16/32/64 bit emulator
- xenwatch - Virtualization utilities, mostly for Xen