MathPlot
kyleclaassen

A tool for constructing mathematical curves/surfaces/solids.

Sugar
X17

Adds eatable sugar made of papyrus and a sugar block

Unstable Caves
M BLOC

Some stones may cave in if punched, making underground expeditions more risky.

Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

Chat History
sorcerykid

Interactive chat history viewer with a variety of message filtering options

Ubertool Mod
HartRend

Provides a combination pick, shovel, and axe tool capable of extreme function. Tool is also illuminated.

bridgemaker
mike.monkeybiter

A refillable machine to easily create simple block bridges across caverns and valleys.

Bouncy Leaves
1F616EMO

Adds bouncy and fall damage reduce effect to leaves

Livetools
AiTechEye

Craft tools which have a life of their own - they can fight, dig, or place for you

Slot Machine Mini-games
mt-mods

Provides an "engine" to drive simple slot machines (includes two). Spins reels, takes in/pays out in Minegeld (Dan's currency mod), etc.

My Mulch
Don

Turns leaves and other items to mulch blocks

treasures
ademant

Treasure nodes with useful items

itemshelf (Fork)
nac

Generic item shelf with 3D items on display

Cave explorer tool
SFENCE

Cave explorer tool to use acoustic signals for undergound exploring.

World Borders
argyle

Add impenetrable barriers to the sides and bottom of the world.

Ben's Gear
MissingTextureMan101

Attach tool parts to create new tools and add a whole new layer of strategy to your tool crafting!

Mtg Craft Reverser
Hugues Ross

Makes crafting recipes in Minetest Game reversible

Math blocks
Giulio

Adds decorative math blocks to help in teaching

Quarry Link
gabriel1379

Enables use of Quarry Mechanics with the stone-like and resource-nodes of other mods.

Spawn redo
cathaya7d4

Drop-in replacement for default/spawn for more third-party biomes

Super Axe
adrian-castravete

An automatically wood chopping axe.

Random (Useful) stuff
pl608

A library that adds well... Random Stuff

Hbdrunk
UnchainedDevelopment

Adds intoxication effects and HUD bar to display intoxication level.

Death Coords
Niden

Show Death Coordinates

TP Gate
AiTechEye

Teleport through the gate

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Obdy
Sires

Adds some pretty OP tools :)

Spectator Mode
jp

A mod for Minetest allowing you to watch other players in their 3rd person view.

Hero Mines
Neuromancer

Can you rescue the miner trapped at the bottom of the mine? Creates mines that are used as levels for the game H.E.R.O.

blueberry_juice
MR_breaddz

blueberry juice

Time Stone
j45

This mod adds 2 single use stones, a day stone and a night stone, the day stone turns time to sunrise and the night stone turns time to sunset.

Cemeteries
SFENCE

Generate graves and cemeteries in world. For Luanti 5.12 and newer.

MadKamel's Random Mod
MadKamel

A collection of random items and ideas.

Auctions
Athozus

Adds ingame auctions

Explosion proof obsidian
Miner34

Adds an explosion proof obsidian.

golden lava
GigaByte

add golden lava

Colored Steel
cd2

Adds colored steel blocks.

Grimoire
monk

Override tool functionality during runtime

Smart Renting
AiTechEye

Smart renting: Rent out your locked things and earn money!

Drawstruct
Xenon

Draw or generate random structures