Injectable LUA scripting system, SDK generator, live property editor
A development environment focused on modding
Multi Theft Auto is a game engine
Open source clone of the Age of Empires II engine
Cross-Platform C++ 2D/3D game engine
A free mixin-based injection hacked client for Minecraft
Flax Engine, multi-platform 3D game engine
Skript is a Bukkit plugin which allows server admins
Cross-platform, open source, and super fast MUD client with scripting
3D game engine/framework in C, with Luajit and Python bindings now
A lightweight game server framework implemented with Actor Model
Doom-based AI research platform for reinforcement learning
A Rust framework for building Minecraft servers
Open source reimplementation of GTA San Andreas game engine in Unity
For exploring cellular automata like Conway's Game of Life.
Opensource crossplatform Fallout 2 game engine writen in C++ and SDL
A free 3D game engine to create games and realtimes scenes for Windows
3D modeler, 3D game maker, 3D demo maker
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
An isometric arcade-style game of skill, puzzles and exploration
A fantasy roguelike game with graphics tiles.
Full featured MUD server with all the trimmings.
Remake and expansion pack of the DOS game "Speed Haste"
Source port of the game "Mars - The Ultimate Fighter"
Engine remake of the game "Radix: Beyond the void"