Mobs Redo API
TenPlus1

Simple and feature rich API to quickly add mobs into your world.

Villages
Sokomine

Explore the world and find villages of diffrent types. Buy a house in a village and settle down.

AirUtils
APercy

A lib for airplanes and some useful tools

Xcompat
mt-mods

a library that aims to facilitate other mods to be game agnostic by handling sounds and crafting

Appliances API
SFENCE

API for create appliances in other mods powered by technic, mesecons or hand.

Adaptation lib and mods
SFENCE

Key based adaptation database of items.

Dripstone
Noordstar

Add stalactites and stalagmites to your game.

CoreAnim
SpacingBat3

Interpolated animation modpack, using Luanti 5.9+ API with backwards compatible syntax.

Cave Generator
Noordstar

A custom cave generator engine

ConfigFileLibrary
Tomlaus

A library that allows loading and saving data from config files.

Emerald Bank (MineClonia)
N Freeman

Keep your Emeralds in a Bank, a complete economy API

Oreveins
ApolloX

A node which produces ores