A Native GOG and Epic Games Launcher for Linux, Windows and Mac
You can make it - Open Source MMORPG Platform
Godot is a powerful cross-platform game engine
A Minecraft Launcher which is multi-functional, cross-platform
A Minecraft Java Edition Launcher for Android and iOS
05k0nz's legacy is safe
The main repository for the Linux and Mac OS Bedrock edition Minecraft
Scripting platform, modding framework and VR support for RE Engine
Self-hosted game stream host for Moonlight
Voxel game-creation platform with easy modding and game creation
A cross-platform PSP emulator
Xash3D FWGS engine
The Modrinth monorepo containing all code which powers Modrinth
Lutris desktop client in Python
Set of Python modules designed for writing video games
An Open Source Minecraft Launcher with Modern UX
Cross-platform rhythm game for the keyboard
A complete 3-D game development suite written in Java
A Super-fast account switcher for Steam, Battle.net, Epic Games
HTML5 Phigros chart player/simulator
Open Source MMORPG Framework
Lightweight console for Minecraft chat and automated scripts
Open source cross-platform multi-purpose game toolkit
Mangos ZERO is a server for World of Warcraft
A simple and easy to use mod manager for several games