End Him Rightly
ekl

Unscrewable and throwable pommel

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.

Forgotten Treasures
Wuzzy

Official community level pack for Lazarr!

Macro Crafting Manager
sorcerykid

Macro Crafting Manager provides a streamlined drag-and-drop interface for dividing and arranging item stacks within the craft-grid

Entity Control Function Library
Noodlemire

Adds functions to override and unregister entities.

Riddance
Blockhead

Hide or rid yourself of unnecessary items from games and mods without any code

Interest for Unififed Money
1F616EMO

Grow your assets over time

Unknown Item
1F616EMO

Add a fake unknown item

Personal Space
erov

Players disapear when they get too close to you.

Obelisk - Obelisk.jar [Inspired by lizardmeninc Obelisk]
colon

shhh it's here.

Autograph Mod
Jo5629_

Autograph Mod

Usable Nodes
Volik

Adds usable nodes, such as kill block, or move block.

Survival
Nathan.S

Adds several survival related items.

Underground Survival Lighting
Arkatron

If you like underground light in survival, use this mod, it can help that.

Real Compass
kestral

A simple compass that only points north.

Test Harness
IRI

Provides an automated testing framework by simulating player behavior on a server. It allows developers to create, register, and run tests to their packages

New pickaxes
Arkatron

Adds new pickaxes

What Did You Say??
AmericanHuston

Listens to what you say using python, and then causes things to happen in game!

Goxel Tools
MisterE

Allows using goxel to create Luanti builds. Saves a palette of node colors for import into Goxel and allows importing Goxel models made using said palette.

Replacements
BuckarooBanzai

Replacement/placeholder blocks intended for schematics

Show bones
ExeterDad

Saves bones positions to a file

Item Snatcher
TestificateMods

Makes the apple snatcher from Wuzzy's tutorial game available as a standalone item.

Invisible Blocks
Truemmerer

Add invisible Blocks

Grimoire
monk

Override tool functionality during runtime

itemshelf (Fork)
nac

Generic item shelf with 3D items on display

Wield Events
mt-mods

Events for wield item switching

NodeCore Plumbum
Winter94

Plumbum, the best radiation protection the earth can provide!

Renewable Fireflies
mecha_moonboy

Registers an ABM on some ground blocks that spawn fireflies if certain criteria are met.

Persistent Effects
epCode

An API for creating persistent effects for any object. eg. damage a player or entity over time. (like poison)

Brights
_Xenon

Adds bright stuff

Tune JIT
rudzik8

Tunes LuaJIT parameters to improve server performance by preventing constant GC

Coord Hud
ergolyam

Per-player HUD showing current coordinates with draggable sliders to set position and size.

Block Bomber Mg
MisterE

Blockbomber as an arena_lib minigame

Envelopes
archfan7411

Write and address an envelope to another player!

modinfo
fluxionary

get info about the mods running on a server

HL Marker
Flay Krunegan

Teleportation Marker is a unique item that allows players to set and execute teleportation to marked positions with customizable delay times.

Moth
iarbat

Adds moths which can send messages (from Lord of the Rings)

Lu's Broadcast
LuizFcc

Easily broadcast any message to your server!

Symmetric Crafts
louisroyer

Add vertical symmetry in crafts.

HopCheat
Warr1024

Cheat commands for ColourHop