A 2D rigid body physics engine for the web
2D JavaScript Physics Engine
Godot game template and component-based framework
IsoCity: City building simulation game
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
Dizzy Omega - sequel of Dizzy Y game
3D .NET engine for Windows, Linux, Mac
realtime 3d surface rendering library
A Physics Theory for Unifying Classical, Quantum and Relativistic Phys
a very lightweight advanced terrain-rendering and 3D map rendering sys
A traditional top-down OpenGL car racing game
A generic 2D engine for any kind of game
Pygrid is an open-source and cross-platform pygame/python 2D engine.
UtiliGame is a light-weight game engine written in Java.
3D vehicle simulator based on Lagrangian dynamics to simulate dynamics
2D motorcycle simulator done using Lagrangian equations of motion