Mesecons Stealthnode
Clyde

Register your own Ghoststones.

Vision Lib
mt-mods

Common library for PolySaken's mods.

Node Updates
Sumi

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

Doclib
joe7575

A library to generate ingame manuals based on markdown files.

More Triggers
SkyBuilder1717

Adds more triggers for Awards

Player Settings
1F616EMO

Player-specific settings

Player Visibility Api
erov

Easily manage player visibility in a similar way to area protection

Face Objects
1F616EMO

Calculate the facing of objects

Scripted World Editor
Neuromancer

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

AFK Indicator
1F616EMO

API to check player AFK status

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Events API
TPH

API for creating, handling, and permitting function registration calls for custom events

Nametags2
Logikí

Allow objects had nametags with observers, colors and range

Simple notification wrapper
KirowL

This project offers a Notification System API to display temporary messages on the player's screen, allowing seamless integration of notifications into gameplay.

monster_api_gb
Giga_M

add an api to create bosses

Ediblestuff API
lazerbeak12345

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

FS51
Luke

Compatibility layer for formspecs

TPH's Doors API Redo
TPH

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

Guider
1F616EMO

HUD markers for navigation

Natural Entities
LuantistDork

A lightweight API for spawning random entities

Item Holders
Jose_ManuelS18

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

Interactive Item API
Jose_ManuelS18

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

Multiblock Lib
Mindcool25

Multiblock structure handler

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Central Message
Wuzzy

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

status effects
fluxionary

api for defining player status effects

Key Binding
1F616EMO

Register callbacks when a key is pressed, holded, or released.

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.

Entity Control Function Library
Noodlemire

Adds functions to override and unregister entities.

Archipelago Library
Warr1024

Archipelago multi-world randomizer integration library

NodeCore Staybs API
Winter94

Movement parameters for various 'staybs'

Timekeeper
sorcerykid

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

YAML Config File Library
snowyu

Load or Save YAML config file

GetName
kevins

Adds an API and tool to generate random names for NPCs, mobs, and places.

Wield Gadgets
1F616EMO

Register gadgets that can be used with a hotkey

Register, Attach & Detach
mzel1982

Register glowing 3D items and custom display nodes that you can easily attach to players, place on walls, or showcase on pedestals.

Mapsync
BuckarooBanzai

Synchronize the ingame map with a lua-backend

Fbt Core
Forburnt

A set of utils for other fbt_* mods

Unified Stamina API
TestificateMods

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

Grenades API
LandarVargan

Adds an API for easily creating grenades