The Mob API
TX_Miner

Provides a simple API for mobs

Interactive Item API
Jose_ManuelS18

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

Template to Easily Make Fancy Voxelized Models
Noodlemire

Provides voxelmodel.obj, a model designed to be shaped by changing its texture, in order to easily create fancy voxelized models.

Doclib
joe7575

A library to generate ingame manuals based on markdown files.

Item Help
Wuzzy

Adds automatically generated help texts for items.

Mobs Effects
SFENCE

Provides predefined attribute effects without apply logic for mobs based on Mobs Redo API, modifying movement, combat, and behavior attributes

Players Effects
SFENCE

Provides predefined attribute effects for players ncluding movement, vision, and brain concussion effects. Apply logic is not included.

Nodecore Mod Resource Library
Winter94

Resources to be used for NC Content

NodeCore Crystals
Winter94

Adds various crystal types to Nodecore

Ediblestuff API
lazerbeak12345

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

status effects
fluxionary

api for defining player status effects

TPH's Doors API Redo
TPH

(INTENDED FOR DEVELOPERS) Attempts to ease and better simplify door mechanics + registration

Tasks Framework
AntumDeluge

Framework for adding tasks & quests.

Chatcommand Library
LMD

Library for registering chatcommands.

Unified Stamina API
TestificateMods

Provides a universal API for handling different mods that provide a stamina bar

Vision Lib
mt-mods

Common library for PolySaken's mods.

Minetest HTTP API QoS control queue
SX

Improve quality of important HTTP requests by grouping requests into service quality buckets.

Archipelago Library
Warr1024

Archipelago multi-world randomizer integration library

Archaeology
SkyBuilder1717

Adds an looting and API in archaeologing

Weapons API
Stix

Adds an API to easily register custom weapons

Fbt Core
Forburnt

A set of utils for other fbt_* mods

Keyevent
DS

Adds an event for when player presses a key.

Cid Music Player
ekl

Plays music

Interchangeable Hands
octacian

Demonstration of Luanti's capability to dynamically change the player hand.

CSMT Bots (Obsolete)
Logikí

Add bots to your game for training

Entity Control Function Library
Noodlemire

Adds functions to override and unregister entities.

Guider
1F616EMO

HUD markers for navigation

YAML Config File Library
snowyu

Load or Save YAML config file

Scripted World Editor
Neuromancer

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

Star
Wiz

A* Pathfinding algorithm implementation

Smart Chat
Clyde

A new, lightweight, simple and modular Chatsystem

NucleoTest
DarkXWolf17

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

Node Damage
Noodlemire

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

action queues
fluxionary

provides an API for queuing things for batch processing w/ various ways to specify the batch "size".

Inventory Change Callback
luarocks

Provide a global callback for handling player inventory changes.

NameGen
cronvel

Name generator API.

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Debugging Console
sorcerykid

Provides an in-game HUD to easily monitor debug output

NodeCore Staybs API
Winter94

Movement parameters for various 'staybs'

Discrete Player API
Hypernoot

A library for games which attaches players to node grid