Compatibility tool for Steam Play based on Wine and other components
DOSBox Staging is a modern continuation of DOSBox
Update your CFW, cheat codes, firmwares from your Nintendo Switch
Free game engine for development of desktop, mobile, and web games
Source code repository of the FreeOrion project
dhewm 3 main repository
A shield for the Arduino Mega that can back up video game cartridges
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
3D Game engine with editor
Combat Flight Simulator for LINUX. WW2. Network and VOIP. Open-source.
Opensource Created Custom Viewers For Virtual Worlds like SecondLife.
Modern Windows fork of FCEUX NES/Famicom emulator.
OgreWin3D
Encode/decode fur codes
Urho3D Game engine
Nestopia UE
Updated emulator of Forgotten Realms: Unlimited Adventures
3D C++ Game Engine - yet another open source game engine
DeSmuME is a Nintendo DS emulator
A 2D game engine and level editor
MAME Android Emulator.
A cross-platform 2D game engine