Free game engine for development of desktop, mobile, and web games
The Tiny JavaScript Game Engine That Can!
Ct.js is a desktop game engine that makes learning programming fun
3D and 2D game engine written in Rust
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Molecular viewer and prototyping framework
Classic arcade game remake of Swing Plus -Total Mindcontrol
MIT Licensed Open Source version of Torque3D from GarageGames
2D Game Engine
Modern 3D engine and IDE written using C# and C++.
scriptable game engine with built-in support for 2D graphics and sound
sandbox particle simulator that obeys schrödinger's equation
A lightweight JavaScript library for creating particles
2D physics engine for games
Hungry Hero is an open source Flash game built on Starling Framework.
Scriptable frontend for media applications.
A Minecraft mod that adds particle boxes!
Demonstrating the features of jMonkeyEngine 3.
Simple Point & Click Game
a particle motion simulator
A highly modifiable particle-simulation sandbox game
Cross-platform 2D gaming middleware