Moth
iarbat

Adds moths which can send messages (from Lord of the Rings)

World Action Script
AiTechEye

Programming+ electronics

Example Lua mapgen
ROllerozxa

A basic example for writing custom Lua mapgen using Perlin noise.

Advanced Keys
Lejo

Replaces the Skeleton Key with one with multiple chests.

PosTool
SwissalpS

Adds a HUD to show current ingame time and position also tool to visualize map-blocks

Time Speed
Linuxdirk

Configurable different speeds for daytime and nighttime

Inventory Admin
Impulse

Enables admins to manage the inventory of players.

Legendary Ore
DynamaxPikachu

Adds legendary ore and blocks

New Economy
Aa1a

Add 3 coins in game ( gold , steel , diamond )

Item Help
Wuzzy

Adds automatically generated help texts for items.

Keyevent
DS

Adds an event for when player presses a key.

Template to Easily Make Fancy Voxelized Models
Noodlemire

Provides voxelmodel.obj, a model designed to be shaped by changing its texture, in order to easily create fancy voxelized models.

Chat Guide
Ludus

A virtual assistant that helps players with tips, guides, and useful information.

Mailbox
1F616EMO

Inbox for items

Randomized Map-specific Ores
Piezo_

Adds two randomly created ores to each world with varying properties depending on the world's seed

Codihacks
Codiac

Oddball changes and features for Mineclonia

Open Inventory
Grandel

Remotely open player inventories with server privilege.

Show bones
ExeterDad

Saves bones positions to a file

Display
SkyBuilder1717

Adds command to display URL images.

My Wood Slopes
Don

Make slopes with wood blocks.

Ethereal: All-faces tree blocks
1F616EMO

All-faces tree block for Ethereal trees

Cracked Castle
pampogokiraly

Nodes to help you making an old broken castle!

Colored Sand
LoneSurvivr

Adds dyed variants for the default sand.

Plastic Box
Starbeamrainbowlabs

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

No Floating Gravity Blocks
nneett

Registers an abm to not leave falling blocks floating

Real Compass
kestral

A simple compass that only points north.

More posibilities how to kill mobs/players
SFENCE

Add more posibilities how to kill mobs and/or players, like traps, throwable TNT, etc.

golden lava
Giga_M

add golden lava

MT Block and Asset Pack
ClassicAdam

Variety of blocks and other mesh nodes.

NodeCore Force Lode
Warr1024

In-game force-loading anchor for NodeCore.

Pizzas and cakes - pack 1
MatyasP

add some pizzas and cakes to 'pizzas'

Nebula Admin
JoinNebula

In-game administrator control panel/dashboard/configuration editor

Easter Eggs / Ostereier
Ineva

Adds various coloured eggs for Easter!

Seed of the World
Flay Krunegan

Show the seed of the world

Sword-axe
Taras Lavrentiev

Adds a tool for quickly chopping trees and cutting leaves simultaneously

Bouncy Mushrooms
AirplaneMan

Adds Bouncy Mushrooms to MT

This should be make sense!
1F616EMO

Adds missing crafting recipes that should exist

Color Blocks
mt-mods

Contains colored building blocks.

Resource Crops Additions
Oguraser

Extends Resource Crops with additional essences.

My Torches HD
Don

Changes default torches to ones that burn out and cause damage