A mod to make and play Terraria mods. Supports Terraria 1.4
Open source Old School RuneScape client
The A32NX & A380X Project are community driven open source projects
A community sourced database of game controller mappings
Godot is a powerful cross-platform game engine
Multi Theft Auto is a game engine
The fastest AI powered Aimbot
Descent 3 by Outrage Entertainment
A TypeScript-to-Luau Compiler for Roblox
Command & Conquer: Remastered Collection
TGMC: TerraGov Marine Corps, a SS13 mod
Open-source rhythm game
A rhythm game made with HaxeFlixel
An alternative bootstrapper for Roblox with a bunch of extra features
Cross-platform rhythm game for the keyboard
Frankenstein lived
Aim assistance for blocks and mobs
Open source cross-platform multi-purpose game toolkit
A free/open source client and automation tool for Ragnarok Online
Azuriom is a complete open-source web solution for game servers
Contains the code for CM-SS13
Open source clone of the Age of Empires II engine
An open source implementation of the Ultima Online Classic Client
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D