Rings
Goops

Add rings with temporary player effects

Bed Notifications
Bob64

This adds chat messages that tell other players when a player leaves or enters a bed and when players can sleep.

The Grue mod
Majozoe

It is pitch black. You are likely to be eaten by a Grue.

Rename
niwla23

This Mod can rename Items

Moderator Warnings
1F616EMO

Emphasize warnings sent by the moderation team

Botic Font
Pyrollo

Botic font mod for Font API

Invisible Wall
X17

Adds a simple invisible block

Insane crafting recipies
Arkatron

Adds special crafting recipies

use_texture_alpha workaround
1F616EMO

Fix boolean use_texture_alpha on MT5.9+

Saw
Sofik5800

Saw that deleted from MultiCraft

Inspect Tool
SFENCE

Inspect tool to show some info about nodes which support inspection.

Cellular Automata
bobomb

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

Lua2Mts
Neuromancer

Allows converting .lua schematics files to .mts files.

Item Displayed
michi16bit

Add displays

TP to Death Point
Sadistic Angela

Command to warp you to your death point instantly.

Internet Relay Chat
kaeza

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

visible health bar
Giga_M

adds a visible health bar above the player

Polygraph
sorcerykid

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

No Players Inside Nodes
Sumi

Prevents players from staying stuck inside nodes.

Death Timer
Coder12

This will force players to wait a specified amount of time on death.

Kudzu
chaosomnium

kudzu (invasive spreading plant) mod, with useful crafts and items

Incredible Maze Generator
orwell

This mod is a maze generator

Eye guy
Kasaikan

Small and compact way to see what block you looking at

Skygrid
ROllerozxa

Custom skygrid mapgen.

Presents
Juri

Adds some blocks that look like presents.

Engrave
orwell

Adds an "Engraving Table" that allows to change the description of items

IRC Commands
ShadowNinja

Control your server from IRC

Filled Bottles
EmptyStar

Filled bottles for Minetest Game and other supported mods

Nodecore Rabbits
LandarVargan

Adds rabbit holes, rabbits, and traps to the Nodecore game

3D Maze Screensaver Labyrinth
ROllerozxa

The 3D Maze Screensaver for the Labyrinth game

Sumo
MisterE

Sumo Minigame (Arena_lib)

Ancient Runes
spixi

Ancient Runes

Ham Radio API
VinAdmin

Add-on for the Ham Radio mod that allows you to implement the transmission of messages between servers via web api

Stairs Recycle
DumbDave961

Turn stairs into ingots, slabs, or different stairs. Smelt cobble stairs into stone stairs. Highly recommended for Oneblock survival. Based on Simple Recycle by Jolesh.

PM Plus
LandarVargan

Colors Private messages in chat and plays a notification sound to players that are messaged

Cooperative Factions
skiscratcher

Adds factions, allowing players to team together

MC2.0 for MineClone2
1F616EMO

Minec**** 2.0 April Fool's features

Hotbar Switching
frogTheSecond

Implements a way to switch your hotbar to another row. Inspired by better than adventure.

Troll
niwla23

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

Nodeternal Darkness
Kimapr

make nodecore very dark