Public Inventory Plus
activivan

Adds a public inventory.

Tsalagi_letters_modpack
yona

Tsalagi Letters

Colored Chat (Server Side Mod)
1F616EMO

Color Your chat message

Debug
LMD

Debugging on steroids

visible health bar
GigaByte

adds a visible health bar above the player

Punch And Place Particles
epCode

Makes satisfying particles when placing a node or punching one. (viewable by all players)

City Block II
sorcerykid

Disables use of water and lava buckets within a designated area

Filter
sofar

A chat filter for servers, to warn/kick/ban on swearing

Item Displayed
michi16bit

Add displays

Minetest test framework
BuckarooBanzai

Provides an api to register test functions for integration-tests.

challenge
josegamestest

challenges to create route challenges or to train flight

Infinite Food Pouch
X17

Adds a pouch of food which can be eaten infinitely often

Lua Wand
IlzumiZeminori

Tool with programmable on_use

Build Easy Box
epCode

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

AFK Kick
GunshipPenguin

Kick players who do not move for a while

Disable Build Where They Stand
LMD

Disables placing blocks at places where they would collide with a player

Block In Block
TumeniNodes

A silly mod to spark creativity

Spanish Phonics Learn to Read
Neuromancer

Learn how to sound out words and read in Spanish

Areas' helper tools
rangeTonic

Convenience tools for Areas protection mod

CodeBlock
giga-turbo

Use lua code to build anything you want

Tomb Stones
Nathan.S

Adds many shapes and styles of tombstones.

ASCII Art Schematics
Warr1024

Manage Minetest schematics as ASCII art.

replacer (flux's redo)
fluxionary

provides a node replacement tool and a node inspection tool. slightly different than the other replacer variants.

Internet Relay Chat
kaeza

Connect your server to an IRC channel, and install irc_commands to control the server from IRC

LEEF b3d
fatalerror420

A b3d reader, cloned from modlib. Requires LEEF-filesystem, requires LEEF-Math for nodes module.

Manhunt
DarkXWolf17

Play with your friends and enemies in this exciting manhunt game.

Inventory Inspector
Flay Krunegan

Allows you to view the inventory of the players

Epic
BuckarooBanzai

Enhanced Programmer for Ingame Control

Cellular Automata
bobomb

For creating 1D, 2D (including Conway's Game of Life) and 3D cellular automata.

Crucifix
nurd3

Adds a crucifix to insta-kill anything

Polygraph
sorcerykid

A formspec-based charting API providing a rich set of output parameters

Perlin Explorer
Wuzzy

Developer tool to create previews of Perlin noises

User Manager
1F616EMO

GUI to manage players

Repixture Crafting Compatibility
Silver Sandstone

Converts crafting recipes to be compatible with Repixture.

Grass Instabreak
MrBertram

Makes certain flora blocks instantly breakable by hand.

X-fangs
Octavian2011

adds suits for speed and look

Lua2Mts
Neuromancer

Allows converting .lua schematics files to .mts files.

Sumo
MisterE

Sumo Minigame (Arena_lib)

Gold Hunter
josegamestest

get gold minigame

Drums
Mitalar_Zinmaer

Adds playable drums with real samples