L-System Tree Utility
Wuzzy

A form to easily spawn L-system trees, aimed at mod developers.

Go
LMD

A game of Go

Minetest Teams
pl608

simple multiplayer team system

Auth Redux Lite
sorcerykid

Robust and lightweight authentication handler for use on servers

Symmetool
Nigel

Symmetric building tool for MineTest.

Metatool
SX

Provides API to register node metadata tools along with few useful tools

Math blocks
Giulio

Adds decorative math blocks to help in teaching

Montserrat ESR Font
EmptyStar

A fresh and comfortable font remix made for Luanti

Build Mangle (Joke only)
RasPiManiac

Type /destroy to mangle a build :P

Snow for Hades Revisited
SFENCE

Add snow to Hades Revisited via snow cannon.

Quarry Link
gabriel1379

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

Smart Chat
Clyde

A new, lightweight, simple and modular Chatsystem

Node Placer Saving
1F616EMO

Put node placer data into the node

3d Random Walk Blocks
chaosomnium

3d Random Walker Blocks that create interesting structures in the world

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Alternate Gravel
soeren

the mod adds 32x32 pixels 2x alternative gravel

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.

Sun Flowers
Hybrid Dog

This mod generates flowers which close their heads at night.

Bounty
csirolli

Place bounties on players

Nitro Digger
nri

Adds a tool that removes nodes quickly.

Click Speed Detector
Tomlaus

A mod that ensures you can only place a node every 0.16 seconds. It is intended for servers to counter players using auto-clickers.

Configuration Pack
X17

Contains several node setting changes

Markdown Poster
Thresher

Adds a markdown variant to the signs mod (from display modpack)

Chat Filter
xXNicoXx

Minetest Chat Filter a simple but usefull minetest chatfilter mod made by xXNicoXx

Keyring
louisroyer

Adds keyrings.

Death Timer
Mathias

Timer that adds a delay between deaths.

Advanced Rangefinder
sorcerykid

Extends the Minetest API with search capabilities for entities

Dialogs
1F616EMO

Dialogs with options

Scraps
Goops

Allows to recycle metal tools

Inotify
ApolloX

A notification tool for players in-game.

NodeCore PumMINE
Winter94

Mineable pumice

Diamond Arts
Teltalila

Adds decorational fake diamond blocks.

Attachable Bomb(ctf)
pl608

Adds a bomb that can be attached to players and go off on timer

mTimer
Linuxdirk

Ingame timer for showing current playtime, current day time, ingame time, etc.

Kill Button
niwla23

Allows you to kill yourself from the UI

NodeCore 1 slot mod
Fanticwor

makes Nodecore 8 times harder by removing 7 slots from your inventory

Liberties
lizzie

A minimalistic approach to enabling the game of go in nodecore.

Chat2
lag01

Complements game built-in chat or replaces it.

Roadmarks
LukeOfficial

Adds road marks.

Minetest HTTP API QoS control queue
SX

Improve quality of important HTTP requests by grouping requests into service quality buckets.