Fast and lightweight JavaScript game engine built on WebGL and glTF
A development environment focused on modding
Godot is a powerful cross-platform game engine
Desktop/Android/HTML5/iOS Java game development framework
A simple and easy-to-use library to enjoy videogames programming
One framework for creating powerful cross-platform games
Open game and rendering engine packed into a JavaScript framework
The game engine for everyone
Open Source MMORPG Framework
Open source HTML5 game framework that offers WebGL and Canvas
Real Time Strategy game engine supporting early Westwood classics
Enables Roblox developers to use professional software tools
Gideros Release version
lua dev plugin for unreal engine 4 or 5
ThinkPHP Framework
Self-hosted CMS platform based on the Laravel PHP Framework
CTFs as you need them
Game engine supporting many 3D/2D formats and graphic effects
Orx: Portable Game Engine
Arianne is an engine to develop multiplayer online games like Stendhal
INSTEAD - Simple Text Adventure Interpreter.
Updated emulator of Forgotten Realms: Unlimited Adventures
TX Library is a tiny graphics library for Win32 written in C++.
An isometric arcade-style game of skill, puzzles and exploration
Molecular viewer and prototyping framework