Android, UIQ 3.0, Series 60 Edition 5 open-source software
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Godot is a powerful cross-platform game engine
A cross-platform PSP emulator
Open source voxel game engine with support for survival and crafting
Open source HTML5 game framework that offers WebGL and Canvas
Cross-platform game engine in Rust
Desktop/Android/HTML5/iOS Java game development framework
Cocos simplifies game creation and distribution with Cocos Creator
Open-source Android/Desktop remake of Civ V
Java/JavaFX/Kotlin Game Library (Engine)
Pokedex demonstrates modern Android development with Hilt
Do virtual gear shifting (and more) in any rider app
Stream switch games to your PC via USB or network
Action-adventure game originally released in 2013
Open source library for creative expression on the web, desktop, etc.
Voxel game-creation platform with easy modding and game creation
UCI chess engine
One framework for creating powerful cross-platform games
Open source cross-platform multi-purpose game toolkit
Source of Mana is a unique 2D MMORPG
The game engine for everyone
An open source reimplementation of the Among Us Server
Xash3D FWGS engine
Sandbox video game with a powerful physics engine