Autobox
Just_Visiting

Auto Collision/Selection Loading Boxes

Multiblock Lib
Mindcool25

Multiblock structure handler

Cid Music Player
ekl

Plays music

Fbt Core
Forburnt

A set of utils for other fbt_* mods

Table Goodies
benrob0329

A small package for extra (can't live without) functions for working with tables.

LCD Font
Nazalassa

A simple font for font_api

Interactive Item API
Jose_ManuelS18

Provides an API to make it easier to implement items' inner workings.

Timekeeper
sorcerykid

Timekeeper acts as a centralized dispatcher for all time-sensitive routines

Vision Lib
mt-mods

Common library for PolySaken's mods.

Job Control Mod
sorcerykid

A more flexible alternative to the builtin minetest.after function

Bedrock Markup Language
sorcerykid

Bedrock Markup Language is an extensible markup language and API for formspecs.

Chatcommand Library
LMD

Library for registering chatcommands.

Compression Lib
The4spaceconstants

A library that provides functions to procedurally register compressed versions of nodes.

Antigrief
sorcerykid

An API for validating node and item placement via a simple callback mechanism.

anarchy
solsword

Anarchy PCG library (see https://cs.wellesley.edu/~pmwh/anarchy/lua/ w/ docs at https://cs.wellesley.edu/~pmwh/anarchy/lua/docs32/index.html)

MFSM Multiple Finite State Machine
Sumi

Allows for multple states to be active, while maintaining typical state machine behavior. Good for gamestate and mobs.

Star
Wiz

A* Pathfinding algorithm implementation

Mapsync
BuckarooBanzai

Synchronize the ingame map with a lua-backend

YAML Config File Library
snowyu

Load or Save YAML config file

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Chunk Version
Sumi

Stores the numerical version a chunk was generated, so that other mods may query this.

Anti Exploit
LMD

Protects against exploits

Simple notification wrapper
KirowL

This project offers a Notification System API to display temporary messages on the player's screen, allowing seamless integration of notifications into gameplay.

Prop Hunt Modpack
Jo5629_

Transform into nodes and with a minigame.

Smart Vector Table
Noodlemire

API that adds a way to create tables indexed by 3D Vectors.

deploader
LuantistDork

Simple mod API that automates dependency-specific behaviour using a folder-heavy approach.

Select Item
Wuzzy

Allows other mods to add a simple form to choose a single item.

Entity Control Function Library
Noodlemire

Adds functions to override and unregister entities.

node entity queue
fluxionary

a queue for spreading out the generation of node entities over multiple server steps (smartshops, signs, itemframes, etc).

HTML to Luanti Hypertext
1F616EMO

Convert HTML to Luanti Hypertext for formspecs

Node Damage
Noodlemire

Enables nodes to be partially damaged, and to be repaired afterwards.

Wield Events
mt-mods

Events for wield item switching

Minetest Systemd (API)
Piezo_

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

Nametags2
Logikí

Allow objects had nametags with observers, colors and range

Signs Redux
sorcerykid

Signs Redux is a complete rewrite of default signs that adds many new features

Libox
frogTheSecond

A sandboxing library

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Complete and Total Lua-Only Inventory Rewrite
Noodlemire

Creates a completely custom inventory system, which doesn't rely at all on any of the usual UserData objects.

Lush
rstcxk

fully featured shell interpreter

Advanced Fight Library
SFENCE

Library for implementing advanced combat systems with hitbox-based damage and body part health tracking