DragonEggLock
mi.sh

You can lock a Dragon Egg so it doesnt teleport away

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

An API for automatically registering recipes, nodes and ore generation.

Diamond Arts
Teltalila

Adds decorational fake diamond blocks.

Kill history hud
Giga_M

adds a death history on the screen

Repainter and rotator
MatyasP

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

Protector Redux
sorcerykid

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

Chromakey
SkyBuilder1717

Adds an chroma blocks for videos or photoshop.

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.

/bring
1F616EMO

A simple command that brings another user to your spot

Edutest
zeuner

Provides a GUI frontend for the educational staff.

MathPlot
kyleclaassen

A tool for constructing mathematical curves/surfaces/solids.

No Floating Gravity Blocks
nneett

Registers an abm to not leave falling blocks floating

Macro Crafting Manager
sorcerykid

Macro Crafting Manager provides a streamlined drag-and-drop interface for dividing and arranging item stacks within the craft-grid

Euthamia
Avicennia_g

Grassy Goldenrod plant for Nodecore

Luanti Commander
IlzumiZeminori

Formspec-based file manager with text editor and image viewer

Survival
Nathan.S

Adds several survival related items.

Item Snatcher
TestificateMods

Makes the apple snatcher from Wuzzy's tutorial game available as a standalone item.

NodeCore Staybs API
Winter94

Movement parameters for various 'staybs'

elysium
Giga_M

add a elysium command

Renewable Desert Stone
Emandac

A crafting recipe to craft desert stone.

Pirate Story
theFox

a story about a wannabe pirate

Skates
Vasiliy

A simple ice skating.

MT Block and Asset Pack
ClassicAdam

Variety of blocks and other mesh nodes.

SmartFS
rubenwardy

A library to allow mods to make Formspecs, a form of GUI, easily.

Technic Grass Clean
1F616EMO

A tool like chainsaw, but cut grass, not tree.

Item Limit
LMD

Limits the amount of items of certain types in player inventories

Cannonballs
AwesomeDragon97

Launch explosive cannonballs at your enemies.

Asbestos
AirplaneMan

Asbestos for your world

Crafty Arts
AirplaneMan

Arts and crafts supplies

Vision Lib
mt-mods

Common library for PolySaken's mods.

Dialog Redo
1F616EMO

Flexable dialog API

My Land
Don

Claim your land and protect it

breasy
Bas080

A mod that will tell you what the wind is like at a position.

Multitool Mod
thediamondlego

Adds a new tool that does the job of all the other tools(except hoe and screwdriver). Also has bouble the durability of a diamond tool!

Grow Dry Grass
Silver Sandstone

Makes dry grass spread on savanna dirt.

My Blocks
Don

Special Blocks

Skyhell Together
Kimapr

Put all skyhell players on one shared island (NodeCore)

DataMiner
sorcerykid

DataMiner is an analytical tool for server operators with a feature-rich API for customized report generation

Metatool
SX

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

Plastic Box
Starbeamrainbowlabs

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