Mapblock Lib
BuckarooBanzai

mapblock serialization functions

Matrix Math Library
entuland

A wrapper around the Lua Matrix library to make it available to other mods

Cellestial Game
LMD

Game of Life in three dimensions.

BlockAssault MapMaker
Logikí

This game is focused to make maps for BlockAssault [BA.S]

HUD Timers
LMD

A lightweight library for adding hud timers.

Biome generator for Lua mapgens
Gaël de Sailly

Library to provide biomes and decorations for compatible Lua mapgens.

Paintings Library
JoeEnderman

A simple paintings library for MTG and potentially others in future.

Adaptation lib and mods
SFENCE

Key based adaptation database of items.

weapons_lib
Zughy

API to easily create weapons of any kind

Cartographer
Hugues Ross

A mapmaking API. Needs additional mods to function.

achievements_lib
Zughy

Add unlockable achievements to your game and mods

Pillars
citorva

Add a lot of pillars for fun.

House Windows
DiamondPlane

Adds windows for your house

Cave Generator
Noordstar

A custom cave generator engine

Dripstone
Noordstar

Add stalactites and stalagmites to your game.

Minetest Object IDs (API)
zeuner

Persistent object-IDs for developers

Jean's Economy
Jean3219

Full Economy for Servers like, paying, individual bank statemants, daily rewards, easy api for modders, easy integration with other mods ...

Player Physics API
Wuzzy

This makes it possible for multiple mods to modify player physics (speed, jumping strength, gravity) without conflict.

Xmaps
erle

Adds map items that show terrain in HUD

Teacher
1F616EMO

Turotial API

Moblib
LMD

Low-level high-performance entity library

Item Help
Wuzzy

Adds automatically generated help texts for items.

Unified API for in-game currency
1F616EMO

Unified API for currency management

API Nodestages
AliasAlreadyTaken

An API for nodestages, which convert into other nodes

CoreAnim
SpacingBat3

Interpolated animation modpack, using Luanti 5.9+ API with backwards compatible syntax.

Basic Ownership
sorcerykid

An efficient and flexible node-based protection scheme for multiplayer worlds

NodeCore Crystals
Winter94

Adds various crystal types to Nodecore

Inventory Change Callback
luarocks

Provide a global callback for handling player inventory changes.

Mesecons Stealthnodes
Clyde

Register your own Ghoststones.

More Triggers
SkyBuilder1717

Adds more triggers for mod "Awards"

CSMT Bots (Obsolete)
Logikí

Add bots to your game for training

Guidebook Library
mt-mods

A library for registering functional in-game documentation 'guidebooks'.

Commodity market
FaceDeer

Provides API support for various in-world commodity markets

Splooshy Bombs API
ekl

API for block-flinging bombs

Libox
frogTheSecond

A sandboxing library

Gigatools
jan Epiphany

Gigatools for gigachads with gigaworkloads.

NodeCore Staybs API
Winter94

Movement parameters for various 'staybs'

Archaeology
SkyBuilder1717

Adds an looting and API in archaeologing

Nodecore Mod Resource Library
Winter94

Resources to be used for NC Content

Unified Stamina API
TestificateMods

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