A mod to make and play Terraria mods. Supports Terraria 1.4
Set of Python modules designed for writing video games
Custom launcher for Minecraft to easily manage installations
Sandbox video game with a powerful physics engine
UCI chess engine
Godot is a powerful cross-platform game engine
C# application with primary purpose of farming Steam cards
Home theater software and entertainment hub for digital media
Flexible level editor
The Playstation 2 emulator
Free and open source real-time strategy game
A Native GOG and Epic Games Launcher for Linux, Windows and Mac
Open source clone of the Age of Empires II engine
Open source HTML5 game framework that offers WebGL and Canvas
Solar2D Game Engine main repository (ex Corona SDK)
Open Source MMORPG Framework
A free mixin-based injection hacked client for Minecraft
Simple GTK# Paint Program
The Game Center offers unblocked games
Custom launcher to manage multiple installations of Minecraft at once
Magic Another Game Engine
Free, open source game engine online
Powerful, mature open-source cross-platform game engine for Python
A retro game engine for Python
Fast PlayStation 1 emulator for x86-64/AArch32/AArch64