Scripted World Editor
Neuromancer

API that allows you pass in scripting tables to fill a series of shapes of different sizes with different nodes

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Frames
opfromthestart

Frames from Technic since it was removed.

Face Objects
1F616EMO

Calculate the facing of objects

Omni Tool
ApolloX

3 tools in 1

Point Teleporter
Wuzzy

Adds a short-distance teleportation device which allows the user to instantly change the position in front of a pointed node.

Caps Alert
ANAND

Catches chat messages with all-caps and warns / kicks players.

Fragments
Amaz

A mapgen with a goal, with things needed to advance to the next level.

Mesecons Snippet Button
1F616EMO

Execute snippets with Mesecons

Cid Music Player
ekl

Plays music

MoreInfo
nixnoxus

Adds various infomation

No Floating Gravity Blocks
nneett

Registers an abm to not leave falling blocks floating

Spectator Mode
jp

A mod for Minetest allowing you to watch other players in their 3rd person view.

Breadcrumbs
FaceDeer

Path marker signs for use when exploring a twisty maze of passages that are all alike.

Heal
angry_hd1

Fully heal yourself using a command!

Node Damage
Noodlemire

Enables nodes to be partially damaged, and to be repaired afterwards.

Lift On Joinplayer
luarocks

Lift player up on login until he has no air block under his legs.

Minercantile
Mathias

Economy featuring a primitive supply and demand system for exchanging goods.

Kill Button
niwla23

Allows you to kill yourself from the UI

Fly-B-Gone!
Hugues Ross

Hides butterflies/fireflies

Scramble
tacotexmex

Renames all nodes to a hashed equivalent.

daymachine
niwla23

Make day by using one mese crystal!

More Triggers
SkyBuilder1717

Adds more triggers for Awards

Minebase Core
ThatCommand

Adds APIs and new dynamic functionalities.

PuzzleMap
Warr1024

Puzzle/Adventure Map System using Node Protection Mechanic

NodeCore Bugs
Winter94

Adds A Variety Of Bugs To NodeCore

Tune JIT
rudzik8

Tunes LuaJIT parameters to improve server performance by preventing constant GC

Extra Stone Utilities
XxCrisThor1012xX

Adds new uses of stone

Valentine's day
Luke

Adds valentine cards

Position listeners library
karamel

Players' position observing library

PerfHUD
Juri

Adds an HUD which shows some performance stats.

Autograph Mod
Jo5629_

Autograph Mod

Discontroll (disconnect troll)
Sofik5800

Troll players with command (chat message .dct). Select troll name and troll type in discontroll menu.

Alternate Gravel
soeren

the mod adds 32x32 pixels 2x alternative gravel

Map Fixer
Gaël de Sailly

Fix some map errors (flow and light problems)

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

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

3d Random Walk Blocks
chaosomnium

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

player attributes
fluxionary

API for defining abstract, compositional player attributes

Red Pockets
1F616EMO

Happy Chinese New Year! Give artificial red pockets to kids!

Batch Screwdriver
niwla23

With this you can rotate all nodes in a row at once