Mines
ApolloX

Regenerating terrain

Flowing Concrete
DumbDave961

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

Subspacewalker
bell07

Go trough walls, rock or lava using Subspace Walker tool

Offline Phantoms
Kimapr

Players leave "phantoms" when leaving; other players can take items from those

description_monoids
fluxionary

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

Giftbox2
Wuzzy

Gift boxes that players can give to other who will then receive random items

Symmetric Crafts
louisroyer

Add vertical symmetry in crafts.

epic entrance
Giga_M

adds an epic entry upon joining server for those with the privilege

BabelFish Mail
1F616EMO

Translate mails into the player's preferred language

Priority Queue
Wiz

Associate items with priorities to order them.

Chat Tools
theFox

chat commands that people might need

Riddance
Blockhead

Hide or rid yourself of any unnecessary items with no code

Persistent Effects
epCode

An API for creating persistent effects for any object. eg. damage a player or entity over time. (like poison)

HL Marker
Flay Krunegan

Teleportation Marker is a unique item that allows players to set and execute teleportation to marked positions with customizable delay times.

Copy From Chest
zeronumbers

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

Personal Space
erov

Players disapear when they get too close to you.

Anti Exploit
LMD

Protects against exploits

Personal Log
FaceDeer

A personal log where players can track events and places

golden lava
Giga_M

add golden lava

Ghosts
LMD

Adds fancy particle ghosts

Kill history hud
Giga_M

adds a death history on the screen

Lush
rstcxk

fully featured shell interpreter

Exile Snow Fun
TPH

Adds throwable snowballs to Exile

Send Stack
ChimneySwift

Adds a command to send the stack you are holding to another player (requires ban priv)

NodeCore Plumbum
Winter94

Plumbum, the best radiation protection the earth can provide!

Hades Revisited back-compatibility
SFENCE

Make old Hades Revisited world compatible with new versions of Hades Revisited (from version 0.7.0 to 0.13.0).

Auth Redux
sorcerykid

A drop-in replacement for the builtin authentication handler

CentralAuth
1F616EMO

Player account unification across Luanti servers

InvManager
IlzumiZeminori

Allows to check and remove items from players' inventories

Respawn Timer
LMD

Forces players to wait a set duration before respawning

Color Cubes
Wuzzy

This mod contains several colorful abstract blocks for decoration.

World of Life
LMD

Simulates 3D cellular automata in your entire world. WARNING: you will lose items & buildings in your world.

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Lavaplop
DS

Makes lava plop every now and then

blueberry_juice
MR_breaddz

blueberry juice

Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

Brights
_Xenon

Adds bright stuff

NodeCore Frameworks
Crystal Heart

Tiny, decorative addition to frames.

Vignette Redo
kestral

Optionally place a vignette filter over the screen.

Tune JIT
rudzik8

Tunes LuaJIT parameters to improve server performance by preventing constant GC