NodeCore
Warr1024

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

MineClone 5
kay27

A fork of MineClone 2 with no release milestones, rapid delivery, merges by one approval and no MC target version limitations. But technically it's still MineClone 2.

i3
jp

A next-generation inventory

NodeCore ALPHA
Warr1024

Early-access edition of NodeCore with latest features (and maybe bugs)

Smart Inventory
bell07

A fast player inventory with focus on a many number of items and big screens

Base Gameplay Modpack
karlexceed

This combines several other gameplay mods that I consider useful.