Native Android app for Habitica
Godot is a powerful cross-platform game engine
Open source voxel game engine with support for survival and crafting
Solar2D Game Engine main repository (ex Corona SDK)
Android real-time display control software
Open source HTML5 game framework that offers WebGL and Canvas
Continuation of NetherSX2 based on AetherSX2 4248
An open-source sandbox tower defense game
Voxel game-creation platform with easy modding and game creation
Desktop/Android/HTML5/iOS Java game development framework
The game engine for everyone
A certain block game
Sandbox video game with a powerful physics engine
RetroArch is a frontend for emulators, game engines and media players.
A dead simple 2D game engine for Go
RenderDoc is a stand-alone graphics debugging tool
A cross-platform PSP emulator
One framework for creating powerful cross-platform games
Open-source Android/Desktop remake of Civ V
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Satisfying monster shooter
Cross-platform game engine in Rust
Source of Mana is a unique 2D MMORPG
Xash3D FWGS engine
An unofficial rules engine for the world's greatest card game