A mod to make and play Terraria mods. Supports Terraria 1.4
Sandbox video game with a powerful physics engine
Set of Python modules designed for writing video games
UCI chess engine
Custom launcher for Minecraft to easily manage installations
C# application with primary purpose of farming Steam cards
Godot is a powerful cross-platform game engine
The main repository for the development of the evolution game Thrive
A Native GOG and Epic Games Launcher for Linux, Windows and Mac
The Game Center offers unblocked games
Real Time Strategy game engine supporting early Westwood classics
Home theater software and entertainment hub for digital media
The Playstation 2 emulator
Magic Another Game Engine
A retro game engine for Python
Open source HTML5 game framework that offers WebGL and Canvas
Free and open source real-time strategy game
PufferPanel is an open source game server management panel
Accuracy-focused XNA4 reimplementation for open platforms
Solar2D Game Engine main repository (ex Corona SDK)
Simple GTK# Paint Program
Custom launcher to manage multiple installations of Minecraft at once
A Flutter based game engine
Open source clone of the Age of Empires II engine