A development environment focused on modding
A simple and easy-to-use library to enjoy videogames programming
Desktop/Android/HTML5/iOS Java game development framework
Godot is a powerful cross-platform game engine
One framework for creating powerful cross-platform games
Open source HTML5 game framework that offers WebGL and Canvas
Fast and lightweight JavaScript game engine built on WebGL and glTF
The game engine for everyone
Open Source MMORPG Framework
Real Time Strategy game engine supporting early Westwood classics
Enables Roblox developers to use professional software tools
ThinkPHP Framework
Self-hosted CMS platform based on the Laravel PHP Framework
CTFs as you need them
Gideros Release version
The open-source Roblox & UEFN alternative
lua dev plugin for unreal engine 4 or 5
Arianne is an engine to develop multiplayer online games like Stendhal
Game engine supporting many 3D/2D formats and graphic effects
INSTEAD - Simple Text Adventure Interpreter.
Orx: Portable Game Engine
Molecular viewer and prototyping framework
JavaScript framework to build game engines, games, emulators and apps