Open game and rendering engine packed into a JavaScript framework
Desktop/Android/HTML5/iOS Java game development framework
Fast and lightweight JavaScript game engine built on WebGL and glTF
Open Source MMORPG Framework
Unity3D Client And C# Server Framework
CTFs as you need them
Self-hosted CMS platform based on the Laravel PHP Framework
Vivid3D is a C++ IDE/3D engine, with python scripting.
Arianne is an engine to develop multiplayer online games like Stendhal
TX Library is a tiny graphics library for Win32 written in C++.
Ze Text Adventure game Builder : Create as you play !
SDL based generic 2D game engine
Orx: Portable Game Engine
PyCAPGE - Python Classic Adventure Point and Click Game Engine
JavaScript framework to build game engines, games, emulators and apps
Utility for viewing ZX Spectrum emulator snapshot files.
Vivid3D is an open-source 3D engine with powerful 2D UI.
Updated emulator of Forgotten Realms: Unlimited Adventures
Java Settlers
Quake PAK file utility
2D Game Engine