Desktop/Android/HTML5/iOS Java game development framework
Open Source MMORPG Framework
Fast and lightweight JavaScript game engine built on WebGL and glTF
CTFs as you need them
Self-hosted CMS platform based on the Laravel PHP Framework
Unity3D Client And C# Server Framework
Arianne is an engine to develop multiplayer online games like Stendhal
SDL based generic 2D game engine
Ze Text Adventure game Builder : Create as you play !
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Orx: Portable Game Engine
JavaScript framework to build game engines, games, emulators and apps
Vivid3D is an open-source 3D engine with powerful 2D UI.
Java Settlers
2D Game Engine
The imaginary eight-bit machine
Modern 3D engine and IDE written using C# and C++.
A cross platform Lua based game engine
A distributed graph deep learning framework.
Source code of the chapters of the book 3D Game Development with LWJGL
Free and Open Game Programming Language for Windows and GNU/Linux
A complete web framework to create online Fighting Fantasy adventures