Apps to Moddable

Manic Digger is a free-to-play, open-source 3D block-building sandbox game. Inspired by Minecraft, it offers a vast, procedurally generated infinite world where players can build, explore, and interact in multiplayer environments. With strong modding support via Lua scripting and a focus on community, it provides a creative and engaging experience for individuals and groups.

Voxelands is a free, open-source voxel game inspired by Minecraft, offering creative construction, survival challenges, and exploration in expansive, procedurally generated worlds. It supports both single-player and multiplayer modes, allowing for collaborative building and adventure.

StepMania is a versatile, open-source rhythm game engine and simulator, primarily known for replicating the arcade dance experience. It supports a wide range of input methods and game modes, allowing players to enjoy rhythm gaming on their own terms.

Minetest is a free and open-source voxel game engine, similar to Minecraft. It allows users to build various structures, explore vast, procedurally generated worlds, and engage in survival-based gameplay or creative construction. Its strong emphasis on modding and community contributions provides a highly customizable and extendable experience.

OpenTTD is a free and open-source simulation game where players build vast transport networks to manage goods and passengers, mirroring the classic Transport Tycoon Deluxe with enhanced features and multiplayer support.