Self-hosted game stream host for Moonlight
Open source clone of the Age of Empires II engine
A free/open source client and automation tool for Ragnarok Online
Powerful, mature open-source cross-platform game engine for Python
Source code repository of the FreeOrion project
Code for Cicero, an AI agent that plays the game of Diplomacy
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Doom-based AI research platform for reinforcement learning
Let it snow on your desktop
Combat Flight Simulator for LINUX. WW2. Network and VOIP. Open-source.
4X Space Strategy Game
For exploring cellular automata like Conway's Game of Life.
Realism Invictus mod for Civilization IV
Cooperative multiplayer graphical RPG and adventure game
GemRB is a portable open-source implementation of the Infinity Engine
Delta Force Cheat 2025 | Aimbot . Wallhacks ESP + Other
Vivid3D is a C++ IDE/3D engine, with python scripting.
A promising chess program
Janken - A Simple Rock, Paper, Scissors Game
Urho3D Game engine