Upgrade Packs
Krock

Provides craftable packs to players to increase their health and breath

Coolbar
luarocks

Automatic items management between inventory and hotbar.

Stairs Recycle
DumbDave961

Turn stairs into slabs, different stairs, or back into blocks. Smelt cobble stairs into stone stairs. Highly recommended for Oneblock survival.

Tomb Stones
Nathan.S

Adds many shapes and styles of tombstones.

SkillsFramework
domtron vox

SkillsFramework provides an API for creating and managing skills.

Flow Inspector
Luke

An "inspect element" helper for flow GUIs

Placeable Buckets for Catching Rainwater
Noodlemire

Allows empty buckets to be placed as nodes in order to collect rainwater.

Axis Tools
mt-mods

All the functionality of tinkers construct, but all in your inventory.

Medieval (Fork)
DragonWrangler

an addon to darkage

Manage entities
SFENCE

Prevents server lag by limiting configured entity count per area. Automatically removes excess entities based on configuration.

Fbt WiTT
Forburnt

WAILA-like mod (a rewrite of WiTT by MightyAlex200)

Nebula Anti-Cheat
JoinNebula

Cheat detection and prevention

Build Easy Box
epCode

A handy tool allowing the creation of large structures with minimal effort (in survival!).

Music Player
Jose_ManuelS18

Adds a music player and discs

Zero-Effort Custom Minerals
Piezo_

A tool for registering entire materials, complete with ore generation, tool-sets and automatically generated sprites with almost no effort required

TPH's Wielditem
TPH

Wielded Item Events with Prepackaged Wield3d + Wielded Light Functionality!

Dashing
LMD

Quick energy burst alternative to sprinting

Copper Armors and Tools
michi16bit

Add Armors and Tools of Copper (and variant)

Flow Extras
lazerbeak12345

An experimental collection of extra widget APIs for flow

blackhole containment box
Soundwavez

cool swirvy gravitational blackhole boxes, that can be used to "ahnialate" enemy bases, or for "deforestation" aah i love abms! (extra dramatic!))

eXtended Ban 2
kaeza

Tempbanning and better banning by keeping track of usernames and IP addresses

Raining Death
aether123

TNT Rains from the Sky

Hedges
Shara

Adds connected hedges that that can be crafted from leaves.

Better Randomizer
ThePython10110

Randomizes node drops, mob drops, and crafting recipes

Sparking Wand Mod
Olaf

Craft a wand with which you can cast a lightning spell. Great for discovering caves.

Hard Trees
octacian

Require tools to break trees and introduce beginner-tier rock tools.

The Confluence
MisterE

A luamap example - a small (500x100x500) Island in the middle of the ocean with 4 rivers that run from the center to the sea.

Flamethrower
Jeija

Adds a flamethrower using particles. It makes things burn and scorches grass; does not cause damage to any object.

Throw Bricks to Glass
Ludus

Throw a brick... what did you expect?

Variety Fork
awuuwa

Fork of Atlante's Variety

Fancy Place
DragonWrangler

Better block placement system that allows you to place blocks even when not pointing at the connecting face.

Random Cool
pl608

Adds random ores on lava cool

Morebricks
CalebJ

Adds an assortment of new bricks to build with.

World Settings
Codiac

Supports per world settings in Luanti games and mods

item_magnet
fluxionary

a magnet for picking up items

Digiline Stats
Darin755

A mod that adds a few digiline blocks to get server information

Troll
niwla23

This adds a lot of commands to troll! Its ver WIP

Loose Rocks
eduardomezencio

Adds loose rocks which generate randomly on the surface.

Only a Coin
Deadlock

just a simple coin, to be used as currency

No Fall Damage
Wuzzy

Disables fall damage.