NodeCore
Warr1024

Minetest's top original voxel game about emergent mechanics and exploration

Dais Ex Machina
Warr1024

An other-worldly platform to preserve some of your stuff across map resets for NodeCore

New Factory
theFox

Industrialization for minetest

Portal gun
AiTechEye

Portals and stuff

Pipeworks
mt-mods

Supplies a complete set of nice, round mesh-based water pipes, boxy item-transport tubes, and devices that work with them.

Ocular Networks
mt-mods

Draw power from the world, and use it to power machines and tools.