Full featured MUD server with all the trimmings.
A MUD client for Android, iOS, Linux, Mac OS X and Windows
3D modeler, 3D game maker, 3D demo maker
W3LuaEnv is a free tool for Warcraft III modders
RTSish Game Engine
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
GameServer is a sophisticated, game server designed for online games
PyCAPGE - Python Classic Adventure Point and Click Game Engine
A free 3D game engine to create games and realtimes scenes for Windows
A fantasy roguelike game with graphics tiles.
Turn based tactical RPG with several campaigns, written in Rust
A development environment focused on modding
An ASI plugin for Grand Theft Auto V
A Rust framework for building Minecraft servers
Open source reimplementation of GTA San Andreas game engine in Unity
Opensource crossplatform Fallout 2 game engine writen in C++ and SDL
Engine remake of the game "Radix: Beyond the void"
Source port of the game "Mars - The Ultimate Fighter"
Remake and expansion pack of the DOS game "Speed Haste"
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
3D C++ Game Engine - yet another open source game engine
ARCHIVED - KAMI Blue: a continuation of 1.12.2 KAMI