AdventureMap peripherals for ComputerCraft
C++ game libraries plus server.
An extensible development framework for roleplay games.
A retro style video game engine for RPGs and adventure games.
Android OpenGL Game Engine
Multi-threaded game engine for Android
android walker touchscreen
Andruill Engine is a GMS (Game Management System) written in PHP.
Simple and scalable 3d javascript game engine
A 2D Adventure Game & Engine
Arduino open source PID motor control