Rain Barrels and Wells
Piezo_

Replaces overpowered "water generators" with a unique water-harvesting system

Zero-Effort Custom Minerals
Piezo_

A tool for registering entire materials, complete with ore generation, tool-sets and automatically generated sprites with almost no effort required

Randomized Map-specific Ores
Piezo_

Adds two randomly created ores to each world with varying properties depending on the world's seed

Kotatsu Tables
Piezo_

Adds a new piece of furniture based on Japanese kotatsu tables

Minetest Systemd (API)
Piezo_

Debugging utility and compatibility tools for server owners and/or modpack creators