BitChange
Krock

Money items for your world. You can mine bitcoins. Sort of.

Quarry Link
gabriel1379

Enables use of Quarry Mechanics with the stone-like and resource-nodes of other mods.

Vehicle Mash
Panquesito7

Adds many types of vehicles: cars, boats, hovercrafts and more.

Warning: Non-free media.

Leather Armor
X17

Adds an armor made of leather

Giftbox2
Wuzzy

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

My Torches
Don

Changes default torches to ones that burn out and cause damage

Dementia Mod
tommyaweosme

tries to simulate dementia in luanti

Fakery
iarbat

Adds counterfeit diamonds and other fake precious materials.

My Rocks
Don

Places rocks around the world

color_lib
bookgirl

adds HEX colouring

Poly Decor
mt-mods

My spin on decorative stuff.

Math blocks
Giulio

Adds decorative math blocks to help in teaching

Hardcorebrix
drkwv

Adds durable building materials that won't break on a first dig.

Shortcut
Derevio

Adds the ability to set shortcuts to commands.

ping
Giga_M

show your ping

Element Exchange
enchant97

Exchange nodes into other nodes

Server Essentials
jolethen

An essential mod for any server

Colored Stone
Clyde

provides colored stones.

Telegram
neko259

Integration with telegram messenger chat

news
Giga_M

adds an editable news section when a player joins

nodeu
ulla

metal blocks stair railing coloured

Item exchange shop
Krock

Provides a simple exchange shop (currency compatible)

Offline Phantoms
Kimapr

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

Random (Useful) stuff
pl608

A library that adds well... Random Stuff

Obelisk - Obelisk.jar [Inspired by lizardmeninc Obelisk]
colon

shhh it's here.

CSperson's Simple Pebbles
CSperson

A very simple mod that adds natural detritus. Doesn't do much besides that.

Bounty
csirolli

Place bounties on players

Trudged
Bas080

A simple mod that converts walked-over soil nodes to dirt.

Metatool
SX

Provides API to register node metadata tools along with few useful tools

idiamond
soeren

With this new feature, you can press ordinary diamonds into industrial diamonds, effectively doubling your diamond count and maximizing your resources.

trashbin
bookgirl

simple /bin and /trash item delete UI.

Colourful Ladders
Itz-Noah

40 colourful wooden ladders

Debugging Console
sorcerykid

Provides an in-game HUD to easily monitor debug output

Beamer
Clyde

Beam items or nodes from your inventory to the inventory of your friend.

Kill history hud
Giga_M

adds a death history on the screen

Minebase Core
ThatCommand

Adds APIs and new dynamic functionalities.

Brights
_Xenon

Adds bright stuff

Darks
_Xenon

Adds dark stuff

Burnable Diamonds
Hypernoot

Make diamonds useable as fuel

Kits
Pyu

An API for creating kits