Operating System Detector
TPH

Checks the OS of the device running the mod.

Bedrock Markup Language
sorcerykid

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

Chunk Version
Sumi

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

Telegram
neko259

Integration with telegram messenger chat

Openai Api
cora

Use AI systems using the openai API

Smart Vector Table
Noodlemire

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

Random Messages
1F616EMO

Register random announcements

imfs
Signal_

An immediate-mode, functional, reactive abstraction around Minetest's formspec system.

AoM Settings
Sumi

Provides methods for both player level and server level settings

Chat Games API
Impulse

An API to build chatgames like those in the chatgames

Extended Protection
1F616EMO

Extended interaction restriction rule

Japanese Name
Logikí

transform your player name to japaNESE (joke)

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.

Lockbox
Jo5629_

Library for cryptography/encryption functions.

group:any
1F616EMO

Item group applied to ALL items for crafting recipes.

Pedestals Api
mzel1982

Register your own mesh pedestals.

Minebase Core
ThatCommand

Adds APIs and new dynamic functionalities.

Tips
1F616EMO

Send tips to newcomers

GroupLib
rudzik8

General grouping API

Sway
lazerbeak12345

A simple inventory that makes use of Flow forms.

ConfigFileLibrary
Tomlaus

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

register_timer
Bas080

Persistent timers for Luanti mods.

Minetest Teams
pl608

simple multiplayer team system

Minetest Systemd (API)
Piezo_

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

filter++ lib
rstcxk

provides an API for filtering text

Table Goodies
benrob0329

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

Timed World Modifiers library
karamel

Environmental ABM that could be triggered on a very wide range of nodes but only a few at a time.

Wield Gadgets
1F616EMO

Register gadgets that can be used with a hotkey

Stent
AFCM

A formspec based arena entrance type for arena_lib

PostgreSQL Library
Tomlaus

Library for PostgreSQL Db.

Level API
Hypernoot

A library for games to load levels defined as schematics

Item Tracking
Impulse

Provides a API to mod developers to track which inventories items are in.

Metatable Metamethods Fixes + Customization
TPH

Attempts to fix issues with metamethods for Lua 5.1 as well as adding new ones + custom functions

MQTT Client Library
Tuxilio

A mod for MQTT communication

Access List
Linuxdirk

Game-agnostic and node-based customizable access list API

Database Manager
AFCM

Database Manager API

Callbacks API
ANAND

callbacks_api is a framework for registering callbacks if the callback registration function exists, else returns gracefully.

Virt
frogTheSecond

A library for (qemu) virtual machines

Node Object
jwmhjwmh

A library for associating objects with nodes

YALib
hutzdog

Yet Another Library