No Floating Gravity Blocks
nneett

Registers an abm to not leave falling blocks floating

Extra Stone Utilities
XxCrisThor1012xX

Adds new uses of stone

Sun Flowers
Hybrid Dog

This mod generates flowers which close their heads at night.

Palamod
AFCM

Palamod modpack for MineClone2

Instabreak
Mint

Instantly break (most) construction blocks.

Top players
GigaByte

Adds a kill, deaths, and kd counter to players.

Node roads
MatyasP

Add much of one-node roads and crossroads, road bridges and slopes

Blood Bane Sword
Blocky Player

OP sword for moderators. In memory of an old teacher, who had a mod similar to this on a private server.

Lua Button
Zemtzov7

Button that executes custom lua code on rightclick

Realm Lamp
GenesisMT

A rainbow gradient block for decoration and with differents speeds.

Mines
ApolloX

Regenerating terrain

NodeCore Beacons
Warr1024

Long-distance navigation beacons for NodeCore

Startest
Robot10&Scheletor

This mod adds several space stuff to the game.

Cave explorer tool
SFENCE

Cave explorer tool to use acoustic signals for undergound exploring.

Server News
Atlante

Add a /news

Plastic Box
Starbeamrainbowlabs

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

Color Blocks
mt-mods

Contains colored building blocks.

LW Wires
mt-mods

Wires and bundle cables.

Inventory Change Callback
luarocks

Provide a global callback for handling player inventory changes.

NodeCore Quicksilver
Winter94

Experiment with quicksilver to discover it's various properties!

Touch
Skamiz Kazzarch

Orient yourself in the darkness by touch.

Petroglyph Maker
Neuromancer

Create your own petroglyphs on Desert Stone

Aqua World
NovaX

Generate an underwater world with deep water, sand, and sandstone.

Admin mailing list and report
1F616EMO

Add mailing list for admins and moderators, and a report function

Thermometer
csirolli

A thermometer to check the temperature

Splink Storage
Yoreni

Adds items that can store massive amounts of other items in your inventory

French Toast!
RasPiManiac

Adds French Toast. That's it.

flux's worldedit maze generator
fluxionary

a command to create 2d mazes using worldedit.

player attributes
fluxionary

API for defining abstract, compositional player attributes

Technic Grass Clean
1F616EMO

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

Smart Chat
Clyde

A new, lightweight, simple and modular Chatsystem

Light Tool
Extex

Adds a tool and api that creates beams of light

NodeCore Staybs API
Winter94

Movement parameters for various 'staybs'

Stairs Recycle
DumbDave961

Turn stairs into ingots, slabs, or different stairs. Smelt cobble stairs into stone stairs. Highly recommended for Oneblock survival. Based on Simple Recycle by Jolesh.

Grimoire
monk

Override tool functionality during runtime

Interchangeable Hands
octacian

Demonstration of Minetest's capability to dynamically change the player hand.

More Mese Post Lights!
1F616EMO

Add more mese post light

Lockout
ApolloX

Late-stage Security for Servers

Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

NodeCore Additional Content
Winter94

Ask and Ye Shall Recieve (Multiple Small Additions Requested in NC Documentation )