Free to Play Moddable Games on Steam
Check out this fantastic list of free-to-play moddable games you can enjoy on Steam right now, updated on July 31st 2025. Looking for even more free titles? Explore the complete list of the best free to play moddable games.
Lists & Categories
1. DFHack - Dwarf Fortress Modding Engine
Extensions for Dwarf Fortress, including bugfixes, interface improvements, automation agents, design blueprints, modding building blocks, and other tools. DFHack - Dwarf Fortress Modding Engine is a game developed and published by . Released on April 13th 2023 has received 773 reviews of which 768 were positive and 5 were negative resulting in an impressive rating of 9.3 out of 10. The game has hit the top spot as the #1 most played moddable game, thanks to its 185 peak concurrent players over the last day.
9.3
768
5
185
players
More Moddable & Related Games
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