One death
SFENCE

This allows players to die only once. The world can be destroyed after it (default for single-player) or the player can lose privileges to interact with the world and others (default for multi-player)

CSMT Bots (Obsolete)
Logikí

Add bots to your game for training

superspeed
GigaByte

change the player's speed x10

Discontroll (disconnect troll)
Sofik5800

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

Agree rules
AiTechEye

Agree rules or be kicked

Cave explorer tool
SFENCE

Cave explorer tool to use acoustic signals for undergound exploring.

Wrench - node rotation tool
Argos

A better screwdriver.

Teleport Anchor
1F616EMO

Fixed teleport destinations for survival players or adventure map makers

NC Reactor Meltdown
Winter94

A new challenge, with serious implications...

super blocks
GigaByte

Adds invisible and unbreakable blocks - not in inventory, use /giveme

Omni Tool
ApolloX

3 tools in 1

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.

Blacklist Name
ANAND

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

Color my items!
Sofik5800

Color your items with one command: Color me!

Ediblestuff API
lazerbeak12345

A unified API for making items, tools and armor edible. Eat armor while wearing it!

CentralAuth
1F616EMO

Player account unification across Luanti servers

More vector helpers
Hybrid Dog

Adds more vector functions.

NodeCore Plumbum
Winter94

Plumbum, the best radiation protection the earth can provide!

Bedrock Markup Language
sorcerykid

Bedrock Markup Language is an extensible markup language and API for formspecs.

Spawnarea
Casimir

Players spawn and respawn within an area around the center of active players.

Stacked Bricks
1F616EMO

Bricks stacked on another type of bricks

Limited Lives
Xenon

Limits the times players can die.

Minetest Engine Stats
mtvisitor

Get some basic stats of MT Engine. (must >= ver5.8)

Show bones
ExeterDad

Saves bones positions to a file

Mtg Craft Reverser
Hugues Ross

Makes crafting recipes in Minetest Game reversible

Voxeload
zeuner

Load voxel data, mapping colors to nodes

filter++
rstcxk

censors swears in the player chat using the filter++ liberary

Super Axe
adrian-castravete

An automatically wood chopping axe.

Entities Protection
Impulse

Protects entities from attack in protected areas

Extended Protection
1F616EMO

Extended interaction restriction rule

Riddance
Blockhead

Hide or rid yourself of unnecessary items from games and mods without any code

Position listeners library
karamel

Players' position observing library

Flowing Concrete
DumbDave961

Adds flowing concrete that hardens over time. Cheap alternative to lava cooling.

node entity queue
fluxionary

a queue for spreading out the generation of node entities over multiple server steps (smartshops, signs, itemframes, etc).

Nitro Digger
nri

Adds a tool that removes nodes quickly.

Player Settings
1F616EMO

Player-specific settings

Pencil Redo
1F616EMO

Tool to edit infotext of nodes

warn
Neocraft1293

simple mod to warn players

Block Bomber Mg
MisterE

Blockbomber as an arena_lib minigame

Ptracker
Jo5629_

Track a friend or an enemy with this item.