WillAdmin
WilLiam12

Tools for server admins to ban and kick bad players.

Agree rules
AiTechEye

Agree rules or be kicked

warn
Neocraft1293

simple mod to warn players

Luablock
LC Creations

Adds blocks that can execute lua code. Admin purposes only.

Edutest
zeuner

Provides a GUI frontend for the educational staff.

Recover from irrecoverable lag
1F616EMO

Restart the server when it lags too much

Snippets Buttons
1F616EMO

More toggles for snippets

Advanced Rangefinder
sorcerykid

Extends the Minetest API with search capabilities for entities

Apartment Rental Panels
1F616EMO

Self-service rental panels for players to rent apartments or shops

Kick Vote
rubenwardy

Adds kick voting using the vote API

Playerfactions Ext
IRI

extension of Playerfactions which adds sub-commands that allow you to teleport, give/withdraw privs and/or items to all members of a faction at the same time or for one player in a faction.

MineTest FileManager (MTFM)
IlzumiZeminori

Formspec-based file manager with text editor and image viewer

Temp Privs
ChimneySwift

Overwrites the default grant, grantme and revoke chatcommands to add revoke or grant expiration.

topluck
Neocraft1293

TopLuck is a plugin that allows you to see your player's luck in real time.

Chromakey
SkyBuilder1717

Adds an chroma blocks for videos or photoshop.

Teleport Anchor
1F616EMO

Fixed teleport destinations for survival players or adventure map makers

Death Timer
Mathias

Timer that adds a delay between deaths.

AFK Kick (AFK Indicator)
1F616EMO

Kick inactive players

Node Admin
Neuromancer

Admin tool to get node info & dig undiggable nodes

Terramod-Staff
Bapt-tech

Many commands and functions for admins and moderators

MT POI Map
beaver700nh

Displays a map with points of interest, for any game (no dependencies).

Autorestart
ROllerozxa

Automatically restarts the server after a certain uptime is reached.

Welcome New Players
DiamondPlane

Sends a welcome message to new players

Beerchat
mt-mods

standalone chat channel mod

Area Protection Jails
1F616EMO

Manage jails using area protection

Blood Bane Sword
Blocky Player

OP sword for moderators. In memory of an old teacher, who had a mod similar to this on a private server.

Server Cleaner
AiTechEye

Keep the server clean and simple

Notices
LandarVargan

Adds chatcommands server staff can use for announcements

Lu's Broadcast
LuizFcc

Easily broadcast any message to your server!

Playtime Limit
Linuxdirk

Limit how long players are allowed to play

Caps Alert
ANAND

Catches chat messages with all-caps and warns / kicks players.

Mesecons Snippet Button
1F616EMO

Execute snippets with Mesecons

Scramble
tacotexmex

Renames all nodes to a hashed equivalent.

Tune JIT
rudzik8

Tunes LuaJIT parameters to improve server performance by preventing constant GC

PerfHUD
Juri

Adds an HUD which shows some performance stats.

Discontroll (disconnect troll)
Sofik5800

Troll players with command (chat message .dct). Select troll name and troll type in discontroll menu.

Blacklist Name
ANAND

Blacklist offensive names, forcing players to join with different names.

Auth Redux
sorcerykid

Auth Redux is a drop-in replacement for the builtin authentication handler of Minetest

VPS Blocker
Lejo

Block players using vpns, proxys or other hosting services

Minetest HTTP API QoS control queue
SX

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