A new Minecraft world editor and converter
Universal Aim Assist Framework
A mod to make and play Terraria mods. Supports Terraria 1.4
DRM remover of the SteamStub variants
Set of Python modules designed for writing video games
A simple and easy-to-use library to enjoy videogames programming
Open-source rhythm game
Plugin for IntelliJ IDEA that gives special support for Minecraft mods
Skin changer for League of Legends (LOL)
A Minecraft mod designed to improve frame rates
Multi Theft Auto is a game engine
Home theater software and entertainment hub for digital media
One framework for creating powerful cross-platform games
Questie: The WoW Classic quest helper
Solar2D Game Engine main repository (ex Corona SDK)
Lutris desktop client in Python
Google maps for block game
fheroes2 is a recreation of Heroes of Might and Magic II game engine
Magic Another Game Engine
JK's Save Manager Switch Edition
dhewm 3 main repository
Free, open source game engine online
UCI chess engine
Synchronize games from other platforms into your Steam library
A tech mod for Minecraft themed around the magic of nature