Rainbow Source
Shara

Adds coloured water.

Useful Contraptions
theFox

Some useful contraptions / machines.

Tortou
LibraSubtilis

Turtle graphics, hyperloop travelingsystem and cubic mobs.

My Blocks
Don

Special Blocks

Obdy
Sires

Adds some pretty OP tools :)

Kotatsu Tables
Piezo_

Adds a new piece of furniture based on Japanese kotatsu tables

Beds for Minetest Classic
MyNameIsKid

Beds for Minetest Classic by MyNameIsKid.

NodeCore Beacons
Warr1024

Long-distance navigation beacons for NodeCore

Poly Decor
mt-mods

My spin on decorative stuff.

New bricks
DimonPy

adds 119 new bricks and grinder

WorldEdit Wall Block
SkyBuilder1717

Adds block and item for making big structures easily as possible.

Plasterwork
Sokomine

Add colored plaster coats to nodes

My Default Lights
Don

Simple lights made from default material

Mid Measure
ANAND

Quickly get the distance between two nodes and calculate their mid-point

Alien Tools
chaosomnium

Adds Alien Tool, Shield, biome, etc.

Better Fences (1F616EMO Redo)
1F616EMO

Allow fences to connect to all nodes

Stacked Bricks
1F616EMO

Bricks stacked on another type of bricks

Quartz Glass for Stellua
vejou

Adds quartz-glass combinations for colored glass blocks

Gizmo's Of Carbon Machinations
ThatGhzGamer

Adds various charcoal related items such as a Marvelous Hammer to Compress things, New Gear, New Diamonds, Charcoal and Willow Charcoal.

Saphire
Ryft77

Adds saphire stuff

Nodecore Dye
Crystal Heart

Dyes & painting for Nodecore.

Hidestone
shaft

Adds a stone that can hide up to 100 blocks.

Snow for Hades Revisited
SFENCE

Add snow to Hades Revisited via snow cannon.

Legendary Ore
DynamaxPikachu

Adds legendary ore and blocks

Weedstone Random Mod Thing
chaosomnium

Originally meant to be a simple electronics type mod inspired by redstones, I messed around with the code after getting bored and got this weird mod, and now it's this thing. Enjoy I guess?

NodeCore Nature: Revised
Warr1024

Updated, fixed, enhanced edition of Winter94's NodeCore Nature

Falling Stairs
lazerbeak12345

Adds falling stairs and slabs for gravel, sand and others.

Hexagonal
GreenXenith

Proof of concept for hexagonal nodes

Ethereal: All-faces tree blocks
1F616EMO

All-faces tree block for Ethereal trees

Place Rotated
12Me21

Better slab/log placement

More Mese Post Lights!
1F616EMO

Add more mese post light

BAS Ant City
Logikí

A map for BAS, Ant City

Autobuilder
limafresh

Adds a GUI for building cubes with customizable width, height, and length.

TP Gate
AiTechEye

Teleport through the gate

Parcdeco
Floatland

adds grass-like nodes that have flowers

My Blueprint
Don

Easy way to layout your build

Color Blocks
mt-mods

Contains colored building blocks.

Better Roads
DragonWrangler

allows players to make roads with less jagged edges

CreNodes
gtzi203

Adds useful nodes for the creative mode, like barriers or light nodes.

Fraktur (alphabet digits letters)
shaft

Adds a whole set of Fraktur type metals in the form of nodes.