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

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

craftsystem
fluxionary

craft registration API which automatically deals w/ replacements

Prop Hunt Modpack
Jo5629_

Transform into nodes and with a minigame.

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.

Unified Stamina API
TestificateMods

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

Entity Control Function Library
Noodlemire

Adds functions to override and unregister entities.

Node Damage
Noodlemire

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

FS51
Luke

Compatibility layer for formspecs

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

Timekeeper
sorcerykid

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

afk_api
fluxionary

an API for registering events which trigger when a player goes AFK or comes back from AFK.

Libox
frogTheSecond

A sandboxing library

Advanced Rangefinder
sorcerykid

Extends the API with search capabilities for entities

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

An API for automatically registering recipes, nodes and ore generation.

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

Old Wizard Font
Pyrollo

OldWizard font for Font API

Minetest Teams
pl608

simple multiplayer team system

More Triggers
SkyBuilder1717

Adds more triggers for Awards

GroupLib
rudzik8

General grouping API

name monoid
fluxionary

flexible control of a player's nametag

Tips
1F616EMO

Send tips to newcomers