persistent_monoids
fluxionary

player_monoids that persist between player sessions and server restarts/crashes.

Keyevent
DS

Adds an event for when player presses a key.

Entity Control Function Library
Noodlemire

Adds functions to override and unregister entities.

Antigrief
sorcerykid

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

Player Visibility Api
erov

Easily manage player visibility in a similar way to area protection

CSMT Bots (Obsolete)
Logikí

Add bots to your game for training

Archipelago Library
Warr1024

Archipelago multi-world randomizer integration library

Natural Entities
LuantistDork

A lightweight API for spawning random entities

YAML Config File Library
snowyu

Load or Save YAML config file

Function Delayer
Hybrid Dog

Allows executing functions after a delay to reduce possible lag (EDD scheduler?)

Tasks Framework
AntumDeluge

Framework for adding tasks & quests.

Fbt Core
Forburnt

A set of utils for other fbt_* mods

DataMiner
sorcerykid

DataMiner is an analytical tool for server operators with a feature-rich API for customized report generation

deploader
LuantistDork

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

More Triggers
SkyBuilder1717

Adds more triggers for Awards

Node Updates
Sumi

Tells nodes when they are updated by neighbors being dug or placed, plus extra features. Last breaking change: 2025-09-10

Item Holders
Jose_ManuelS18

Adds 'Item Holders', blocks that hold your items in display, also provides a API.

Ediblestuff API
lazerbeak12345

A unified API for making items, tools and armor edible. Eat armor while wearing it!

node entity queue
fluxionary

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

Node Damage
Noodlemire

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

Journal
theFox

Do you want to add story to your game? Make your protagonist write notes into his Journal.

Central Message
Wuzzy

Simple API to show messages to the center of the screen to players.

Multiblock Lib
Mindcool25

Multiblock structure handler

MFSM Multiple Finite State Machine
Sumi

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

Anti Exploit
LMD

Protects against exploits

more_player_monoids
fluxionary

more player monoids

Advanced Forceload
Kimapr

a better forceloading API

Scripted World Editor
Neuromancer

API that allows you pass in scripting tables to fill a series of shapes of different sizes with different nodes

Sway
lazerbeak12345

A simple inventory that makes use of Flow forms.

Vision Lib
mt-mods

Common library for PolySaken's mods.

Nametags2
Logikí

Allow objects had nametags with observers, colors and range

NucleoTest
DarkXWolf17

Battle Royale-like game. Provides an API and a reference implementation. Highly radioactive. Work in progress.

Compression Lib
The4spaceconstants

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

CentralAuth
1F616EMO

Player account unification across Luanti servers

Quest Framework
TeTpaAka

Simple framework to define quests.

Cid Music Player
ekl

Plays music

Bedrock Markup Language
sorcerykid

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

Weapons API
Stix

Adds an API to easily register custom weapons

Autobox
Just_Visiting

Auto Collision/Selection Loading Boxes

FS51
Luke

Compatibility layer for formspecs