Recreation of the classic Grand Theft Auto III game executable
Voxel game-creation platform with easy modding and game creation
Descent 3 by Outrage Entertainment
Godot Minimal Theme
A retro game engine for Python
2D JavaScript Physics Engine
A game framework written with osu! in mind.
Python MUD/MUX/MUSH/MU* development system
Svelto ECS C# Entity Component System
GemRB is a portable open-source implementation of the Infinity Engine
Game engine supporting many 3D/2D formats and graphic effects
Game/Scene Development System
Cross-platform 2D game engine (+ full OpenGL, +full OpenGL ES )
ZDoom 2.8.1 fork focusing on modernisation, performance and stability
Orx: Data-Driven Game Engine
A cell-based puzzle game featuring classic and completely new puzzles
An isometric arcade-style game of skill, puzzles and exploration
JavaScript-based game engine designed to empower developers
RTSish Game Engine
Visual Basic 6 2D online adventure game engine