Desktop/Android/HTML5/iOS Java game development framework
Diablo build for modern operating systems
API and runtime that allows access to VR hardware
GUI for downloading/managing homebrew apps for video game consoles
DOSBox Staging is a modern continuation of DOSBox
JK's Save Manager Switch Edition
Solar2D Game Engine main repository (ex Corona SDK)
Open Source MMORPG Framework
Flexible level editor
Moonlight port for Nintendo Switch
The game engine for everyone
Powerful, mature open-source cross-platform game engine for Python
Write your game with TypeScript in UE or Unity
2D game development library for Ruby and C++
A fast and reliable entity component system (ECS) and much more
Flax Engine, multi-platform 3D game engine
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
A lightweight game server framework implemented with Actor Model
lua dev plugin for unreal engine 4 or 5
A simulator for drones, cars and more, built on Unreal Engine
Realism Invictus mod for Civilization IV
3D Engine c++