Roo Code (prev. Roo Cline) gives you a whole dev team of AI agents
A web-based IDE for HTML5 game development. Powered by Phaser
SonarSource Static Analyzer for Java Code Quality and Security
OpenSoldat is a unique 2D (side-view) multiplayer action game
An easy to use 2D HTML5 game engine written in TypeScript
Open QR Code is an open-source, cross-platform app
Free, cross-platform 2D game engine powered by Haxe and OpenFL
A game engine powered by python and panda3d
Pymunk is a easy-to-use pythonic 2d physics library
A Minecraft Java Edition Launcher for Android and iOS
Desktop/Android/HTML5/iOS Java game development framework
Barcode scanning library for Java, Android
Free, open source game engine online
A J2ME emulator for Android
Stride (formerly Xenko), a free and open-source cross-platform C# game
Jazz² Resurrection: Open-source reimplementation of Jazz Jackrabbit 2
The Tiny JavaScript Game Engine That Can!
Java/JavaFX/Kotlin Game Library (Engine)
Gideros Release version
One framework for creating powerful cross-platform games
Free game engine for development of desktop, mobile, and web games
2D JavaScript Physics Engine
Ct.js is a desktop game engine that makes learning programming fun
Multi-platform 2D and 3D game engine