A free mixin-based injection hacked client for Minecraft
The Playstation 2 emulator
A mod to make and play Terraria mods. Supports Terraria 1.4
Godot is a powerful cross-platform game engine
Set of Python modules designed for writing video games
Open source Old School RuneScape client
The main repository for the development of the evolution game Thrive
Home theater software and entertainment hub for digital media
Custom launcher for Minecraft to easily manage installations
Generate any location from the real world in Minecraft
A free and open-source Touhou Project fangame
A refreshingly simple data-driven game engine built in Rust
3D space trading and combat game
Free and open source real-time strategy game
A retro game engine for Python
Open source clone of the Age of Empires II engine
The Ren'Py Visual Novel Engine
A free/open source client and automation tool for Ragnarok Online
Solar2D Game Engine main repository (ex Corona SDK)
Powerful, mature open-source cross-platform game engine for Python
Mangos ZERO is a server for World of Warcraft
Open source HTML5 game framework that offers WebGL and Canvas
Fast, user-friendly cross-platform custom launcher for Minecraft
UCI chess engine