Desktop/Android/HTML5/iOS Java game development framework
The fastest AI powered Aimbot
API and runtime that allows access to VR hardware
A lightweight game server framework implemented with Actor Model
JK's Save Manager Switch Edition
Flexible level editor
DOSBox Staging is a modern continuation of DOSBox
Moonlight port for Nintendo Switch
Solar2D Game Engine main repository (ex Corona SDK)
A fast and reliable entity component system (ECS) and much more
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Open Source MMORPG Framework
Flax Engine, multi-platform 3D game engine
lua dev plugin for unreal engine 4 or 5
Diablo build for modern operating systems
An open source re-implementation of RollerCoaster Tycoon 2
The game engine for everyone
Cross-platform 2D and 3D game engine with modular architecture
Recreation of the classic Grand Theft Auto III game executable
Free game engine for development of desktop, mobile, and web games
Powerful, mature open-source cross-platform game engine for Python
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Multi-platform 2D and 3D game engine
Widelands is a free, open source real-time strategy game
Botcraft is a cross-platform C++ library to create bots