A multi core friendly rigid body physics and collision detection lib
Cross-Platform C++ 2D/3D game engine
A 2D rigid body physics engine for the web
A Flutter based game engine
2D JavaScript Physics Engine
Godot game template and component-based framework
You can make it - Open Source MMORPG Platform
IsoCity: City building simulation game
The Tiny JavaScript Game Engine That Can!
Cross-platform 2D and 3D game engine with modular architecture
JavaScript-based game engine designed to empower developers
A real-time 3D Engine written in Ada
Game engine supporting many 3D/2D formats and graphic effects
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Real-time collision detection and multi-physics simulation for VR
A free car race simulator game for casual gamers, based on TORCS.
OpenGL port of the classic 6dof 3D shooter Descent
Example code for creating a 2D platform game in Java.
Dizzy Omega - sequel of Dizzy Y game
Multiplayer game server based on Node.JS
A public domain cross platform 3D game
3D .NET engine for Windows, Linux, Mac
open game world to be set in a realistic environment