MT Block and Asset Pack
ClassicAdam

Variety of blocks and other mesh nodes.

DragonEggLock
mi.sh

You can lock a Dragon Egg so it doesnt teleport away

BOMBULATOR
LuantistDork

bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bombulator bo

Hbdrunk
UnchainedDevelopment

Adds intoxication effects and HUD bar to display intoxication level.

Surprise Blocks
Wuzzy

Randomly spawns surprise blocks closely about ground level.

Digibuilder
BuckarooBanzai

Build nodes with digiline commands

Kill history hud
Giga_M

adds a death history on the screen

Digichat
SpinningCubes

Adds a block for sending chat messages using Digilines.

Protector Redux
sorcerykid

An efficient and flexible node-based protection scheme for multiplayer worlds

Offline Phantoms
Kimapr

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

Death Coords
Niden

Show Death Coordinates

sfinv_buttons Integrations
Fruitsnack

Modpack that provides integrations to sfinv_buttons for various mods

Giftbox2
Wuzzy

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

Server Rules
CrazyladMT

Adds a rules interface.

DTools
Logikí

this gives tools for developers

Colored Stone
Clyde

provides colored stones.

Riddance
Blockhead

Hide or rid yourself of any unnecessary items with no code

Minetest Email
MrFreeman

Adds email style inboxes

3d Random Walk Blocks
chaosomnium

3d Random Walker Blocks that create interesting structures in the world

Flowing Concrete
DumbDave961

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

My Eyes
Don

Tells you what you are looking at

Satchel
Avicennia_g

Attempt at adding a formspec-less inventory interface.

MFSM Multiple Finite State Machine
Sumi

Allows for multple states to be active, while maintaining typical state machine behavior. Good for gamestate and mobs.

golden lava
Giga_M

add golden lava

Grow Dry Grass
Silver Sandstone

Makes dry grass spread on savanna dirt.

Ehlphabet
1F616EMO

Letter blocks

Unstable Caves
M BLOC

Some stones may cave in if punched, making underground expeditions more risky.

Web chat
seckl

Makes the in-game chat accessible through a web browser.

YAML Config File Library
snowyu

Load or Save YAML config file

Luablock
LC Creations

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

Random (Useful) stuff
pl608

A library that adds well... Random Stuff

myarcade
Don

Arcade games

Whack-a-Corn
Avicennia_g

Use vaguely familiar tools, weapons and other items to smash "eggcorns" in this frantic, Nodecore-flavoured, smash-and-dash styled minigame.

Cave Tools
kestral

A collection of tools that can be useful for exploring caves.

NC modified biome
xMajedz

NodeCore has too much grass

CSperson's Simple Pebbles
CSperson

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

SnowSong, the EPIC Sound Pack
tacotexmex

SnowSong, the EPIC Sound Pack

Resource Crops Evolved
Jolesh

Adds new recipes for Resource Crops to make a progression through them possible

Hardcorebrix
drkwv

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

Customiserver
1faco

Adds colored chat and custom nametags