Gens is a win32/unix Sega Genesis / Sega CD / Sega 32X emulator.
This is one of the most popular Doom source ports. It is available for DOS, Windows, Linux and Mac OS X, and should build on any POSIX platform which supports SDL. It enhances Doom with things like TCP/IP networking, OpenGL renderer, Heretic support and much more.
A merge of the original Visual Boy Advance forks
Project has moved to https://github.com/visualboyadvance-m/visualboyadvance-m
A MAME and MESS port with an advanced video support for Arcade Monitors, TVs, and PC Monitors. It also contains a bootable Linux LiveCD/USB, a frontend with animated MNG/MP3 snapshots, a rom manager, and recompression utilities for compressed files.
Crystal Space is an Open Source 3D SDK for Unix, Windows, and MacOS/X. It renders with OpenGL and features GLSL shaders, CG shaders, deferred rendering, dynamic shadows, bullet based physics library, terrain engine, skeleton based animation meshes, exporter for Blender, portals, etc...
A cross-platform Duke3D (Duke Nukem 3D) port which provides many new features for mod authors, including an enhanced scripting system and OpenGL renderer. Go to http://www.eduke32.com for downloads and http://bit.ly/dn_3d to get the game!
AMX Mod X is a Metamod plugin which allows you to write modifications for Half-Life with Small scripting language. It provides in-game administration tools, game statistics, server management and gameplay modificators. It is based on the original AMX Mod
QuickMAN is a Mandelbrot fractal generator with multicore support. ASM-optimized code reaches billions of iterations per second on fast CPUs. Features an easy-to-use GUI, realtime pan/zoom, multiple palettes, image logging, and saving in PNG format.
An emulator for Gameboy and GameboyAdvance systems
An emulator for Gameboy and GameboyAdvance systems.
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.
ezQuake has moved to Github: https://github.ezquake.io
NOTE: ezQuake has moved to github! https://ezquake.github.io Sourceforge is no longer used! ALL FILES FOUND HERE ARE _OLD_, PLEASE MOVE TO https://ezquake.github.io FOR THE LATEST VERSIONS Combining the features of all modern QuakeWorld® clients, ezQuake makes QuakeWorld® easier to start and play. The immortal first person shooter Quake® in the brand new skin with superb graphics and extremely fast gameplay. The project started in August 2004 as a derivate of the FuhQuake client by fuh which is a derivate of ZQuake QuakeWorld client by Tonik, one of the current ezQuake developers. Finally, ZQuake is a derivate of QuakeWorld client made by Id Software. This company has created the Quake game itself and later on released the source codes of game executables under GNU General Public License. Because id Software didn't release the whole game for free to the public you still need some of the original files from Quake to play QuakeWorld using our client.
PlayStation 2 emulator for Windows and Linux
PCSX2 is a PlayStation 2 emulator for Windows and Linux, started by the same team that brought you PCSX (a Sony PlayStation 1 emulator). Currently, it can emulate thousands of games at full speed
Daedalus is an established open-source Nintendo 64 emulator for Windows and the Sony PSP.
WinSTon is an Atari ST emulator running under Windows. Many programs and games are emulated very well but especially demos still behave strangely.
Cxbx is an Xbox emulator for WinNT (XP/2k/2003) computers. Turok Evolution is currently the only playable retail game.
Vavoom is Doom/Heretic/Hexen/Strife source port. It features software, OpenGL and Direct3D rendering, VavoomC scripting language, slopes, 3D-floors, Quake style lighting engine, pure client/server architecture with in-game joining and a lots more.
Develop an emulated Darkfall Online Server.
This project is the development of an open source fully emulated Darkfall Online Server and reverse engineering the proprietary game engine that DFO uses, the SF3D engine as well as its source code.
Drivers, servers, and all related software for playing Virtual-On: Oratorio Tangram on the Internet.
Convert PSID and RSID files into C64 executables
PSID64 is a program that converts PSID and RSID files into C64 executables. This allows users to play PSID and RSID files (originally used by the PlaySID program) on a real Commodore 64 computer or emulator such as VICE.
Access to Irrlicht Engine SDK from assembler, C, Python, Basic, Pascal
Python ctypes module for the Irrlicht Engine SDK for 2d/3d games and graphics. Compatibility with all Python versions, wich support ctypes module. Second internal project is SWIG wrapper. Additional support for SVG files over AGG or Cairo library. Also irrlicht_c library give access to Irrlicht functional from other programming languages: ASM (FASM), C (TinyC), Basic (FreeBASIC, thinBasic, OxygenBasic), Pascal, Gentee, AutoIt and game frameworks like GameMaker or Blitz.
Atani Software has a primary focus of developing games for various platforms and also try to keep the good old BBS' alive with releases of door games, etc.
FakeNES is a highly portable, Open Source NES and Famicom emulator. It runs on all modern operating systems and has an actively maintained DOS port for enthusiasts. Support for phones and other mobile platforms is under development. The majority of the project is entirely original code released under the zlib/libpng license. Contributed and third-party code is included under GNU licenses.
NewWolf is a conversion of a famous 3D action game: Wolf3D by ID software. The purpose of this project is to make a stable, extencible and portable 32bit version of Wolf engine. To allow users run it in different resolutions and on various platforms.
The Socrates Gameboy Advance Development Engine (The SGADE) is a high-level library that simplifies the development of games for the Nintendo Gameboy Advance.