Instabreak
Mint

Instantly break (most) construction blocks.

Plastic Box
Starbeamrainbowlabs

Adds a recolourable plastic box. Fork of @cheapie's version with improvements.

Angle Grinder
Warr1024

Snap camera to discrete angles

World Borders
argyle

Add impenetrable barriers to the sides and bottom of the world.

filter++
rstcxk

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

Modding Commands
DragonWrangler

Adds Hopefully helpful commands for modding

Chat3
octacian

Makes chat on a populated server much easier to understand and keep up with.

Cartographer for Repixture
Hugues Ross

Adds regional maps that you can craft and place (Repixture version)

Advanced Chat
LMD

A library for advanced chatting.

Dialog Redo
1F616EMO

Flexable dialog API

AFK Kick (AFK Indicator)
1F616EMO

Kick inactive players

Kill history hud
GigaByte

adds a death history on the screen

Signs Redux
sorcerykid

Signs Redux is a complete rewrite of default signs that adds many new features

Fakery
iarbat

Adds counterfeit diamonds and other fake precious materials.

VPS Blocker
Lejo

Block players using vpns, proxys or other hosting services

money3
Luke

Adds /money.

Death Coords
Niden

Show Death Coordinates

Public Death Messages
Thresher

Adds toggleable and unique death messages for when a player dies

Snow Cones
GreenXenith

Some simple flavored snow cones.

Global Bulletin Boards
FaceDeer

Allows creation of global bulletin boards where players can post public messages

Repainter and rotator
MatyasP

Add tools for editing node param2 for different color and different rotation

Name Hider
Shara

Hiide player names

Splink Storage
Yoreni

Adds items that can store massive amounts of other items in your inventory

TPH's Notenodes
TPH

Provides musically charged nodes for playing music - unique instruments + options

Shop Dialog
1F616EMO

Formspec-based shop dialog

Server Cleaner
AiTechEye

Keep the server clean and simple

Tool Crafter
508linx

use any posible material craft tool in crafttable

description_monoids
fluxionary

API to allow multiple mods to make modifications to an itemstack's description

DTools
Logikí

this gives tools for developers

Job Control Mod
sorcerykid

A more flexible alternative to the builtin minetest.after function

craftsystem
fluxionary

craft registration API which automatically deals w/ replacements

Nodecore Fairy Chimneys
Winter94

Adds geological formations called 'hoodoos' or 'fairy chimneys' to your worlds.

Colored Stone
Clyde

provides colored stones.

node entity queue
fluxionary

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

Debugging Console
sorcerykid

Provides an in-game HUD to easily monitor debug output

Spawnarea
Casimir

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

Copy From Chest
zeronumbers

Adds server command copy-from-chest that copies items from chest at x y z to player.

titou nicknames
titou4

test

toolcap_monoids
fluxionary

an API to allow multiple sources to apply changes to a tools's capabilities.

Pink Lava
TenPlus1

Adds pink lava to certain depth of map with new mahogany obsidian block