The Psx Emulation Open Source project (P.E.Op.S.) contains several open source libraries (plugins) for freeware MSWindows and Linux psx/ps2 emulators.
Gens is a win32/unix Sega Genesis / Sega CD / Sega 32X emulator.
O2EM is an open source multi-platform Odyssey2 / Videopac+ emulator. The Odyssey2 (Videopac/Jopac in Europe) was a video game console created in the late 70s.
GameBase is a fully-featured retro-gaming emulator frontend and game database utility. It supports virtually any emulator for any system and has versatile database searching and filtering. It is the official frontend for the GB64 Collection of C64 games.
OpenGLide is a Glide to OpenGL wrapper. It emulates a Voodoo board so you can run old Windows Glide games by translating Glide calls into OpenGL.
Valhala Honeypot is an easy to use honeypot for the Windows System. The software have the following services: http (web), ftp, tftp, finger, pop3, smtp, echo, daytime, telnet and port forwarding. Some services are real, others are a simulation.
PinMAME - Pinball's Multiple Arcade Machine Emulator Written by Steve Ellenoff, WPCmame and the PinMAME Team
A windows port of UAE, an emulation of the Amiga computer systems.
A Win32 NES emulator written in C++ with inline assembly optimizations. Emphasis is on precision rather than speed. Uses DLL plugins for 'mappers' (supports .NES/.UNIF/.FDS/.NSF). Latest builds can be found at home page.
SNEeSe is an emulator for the Nintendo SNES console for x86 PCs. SNEeSe is written in 32-bit C, C++, and NASM x86 assembly. Project goal is to make as accurate, functional, and usable an emulation core as is reasonably possible.
"Handy" is an Atari Lynx Emulator for Windows 95/98/NT/2000/XP
WinFellow is a high performance Amiga Emulator primarily targeted for Windows. It's distinguished API and core does however allow a fairly easy port to other OS.
Virtual T is a TRS-80 Model 100/102/200 emulator that runs on Windows, Linux, and Macintosh. The goal of Virtual T is to provide 100% hardware emulation so any existing programs will run. It also adds powerful development and debugging tools.
1964 is a popular Nintendo64 Emulator for Windows. With the right plugins, you can play almost any Nintendo64 game on your PC.
Software Graphical 8051 Emulator, based on Allegro.
CalcEm was the emulator that started it all. It was the first emulator for Texas Instruments calculators with public source code. CalcEm is capable of emulating Texas Instruments calculator models 82 and 83.
Modified version of the N64 emu Daedalus. Daedalus-Lkb is not completely indipendent: updates to the original Daedalus are always merged when possible and Daedalus-Lkb modifications, if accepted, are merged in Daedalus
RPM (RedHat Package Manager) and a collection of GNU / freeware tools in RPM format for Cygwin Posix emulation layer (http://sourceware.cygnus.com/cygwin) for Windows 95/98/NT/2000
Releases by No Name Development. All original code is released under the zlib/libpng License, the source to No Name MAME is released under MAME's own license.
TAPir is a program for transferring tapes made from Commodore computers to a host computer by playing them through an ordinary tape recorder connected to it's soundcard.
The BF Debugger Project is an attempt to allow the development of software using the Brainf*** programming language in a GUI development environment, and to provide a platform for the advancement and dissemination of this language.
Nemus is an accurate, efficient, and portable Nintendo Entertainment System emulator, written in C++ conforming to the ISO/IEC 14882 standard. We are currently looking for help on the project, so if you are interested, please contact the maintainer.
Fast implimentation of a synthetic 32bit virtual stack machine/microprocessor simulation. (Useful for FORTH and simmilar environments & languages)
A 6502 emulator for the 21st century. Initial development will be in C, but may lead to a portable Java implementation with graphical display.
The ADFlib is a portable C library designed to manage Amiga formatted devices like harddisks and ZIP disks, or dump files of this kind of media via the .ADF format. Projects using ADFlib are : ADFOpus and ADFView