Unity3D Client And C# Server Framework
Self-hosted CMS platform based on the Laravel PHP Framework
Open source HTML5 game framework that offers WebGL and Canvas
Open source library for creative expression on the web, desktop, etc.
Fast and lightweight JavaScript game engine built on WebGL and glTF
CTFs as you need them
JavaScript framework to build game engines, games, emulators and apps
Game engine supporting many 3D/2D formats and graphic effects
Java Settlers
2D Game Engine
The imaginary eight-bit machine
A complete web framework to create online Fighting Fantasy adventures
A synchronisation component for p5.js
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Event driven concurrent framework for Python
3D .NET engine for Windows, Linux, Mac
Free strategy browsergame engine.
Educational framework for OpenGLES, OpenCL and OpenAL
a game library to develop audio games
AutoTeach makes kids study and learn in exchange for internet access.