Teacher
1F616EMO

Turotial API

Collectible Skins
Zughy

Wear and unlock skins

Archaeology
SkyBuilder1717

Adds an looting and API in archaeologing

SzUtilPack
Warr1024

A collection of misc dependency-free utilities primarily for server hosts

Flow
Luke

A formspec library that automatically positions and sizes elements

Flow Extras
lazerbeak12345

An experimental collection of extra widget APIs for flow

AirUtils
APercy

A lib for airplanes and some useful tools

Libox
frogTheSecond

A sandboxing library

Xcompat
mt-mods

a library that aims to facilitate other mods to be game agnostic by handling sounds and crafting

Mobkit
mt-mods

Entity API

Guns4dWorkbench
Jo5629_

Craft guns and their components with an added workbench.

API Nodestages
AliasAlreadyTaken

An API for nodestages, which convert into other nodes

FilterPlus
monk

Censor blacklisted words in chat and content via API

Mapsync
BuckarooBanzai

Synchronize the ingame map with a lua-backend

Unified API for in-game currency
1F616EMO

Unified API for currency management

AoM Settings
Sumianvoice

Provides methods for both player level and server level settings

Promise
mt-mods

promise library

Tubelib2
joe7575

A library for mods which need connecting tubes / pipes / cables or similar.

smartshop (flux's fork)
fluxionary

a smarter and easier shop

Phonograph
1F616EMO

Play music from albums

TPH's Doors API Redo
TPH

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

Logging
1F616EMO

Create logging functions for mods easily