a386 - - a386 is a C programming library which provides an abstraction of privileged CPU instructions.
DarcNES - - DarcNES emulates a number of different older systems under Linux quite well. Currently emulated are NES, SMS, GG, PCE, SG1000, and Coleco Vision.
DOSEMU Main Page - - DOSEMU stands for DOS Emulation, and is a linux application that enables the Linux OS to run many DOS programs - including some DPMI apps.
Frotz - - Interpreter for Infocom games and other Z-machine games.
Linux Consultant - - Color Computer utility package for Linux emulators Includes "cocodisk" to extract files from an emulator DSK file, and "DiskTape" to convert BIN to CAS forma.
The UAE Amiga Emulator - - A mostly complete software emulation of the hardware of the Commodore Amiga 500/1000/2000.
Virtual GameBoy - - An emulator of the GameBoy portable videogame system produced by Nintendo. It is written in C and therefore can be run on any sufficiently fast system, given the hardware-dependent drivers for display and keyboard.