NodeCore Nature: Revised
Warr1024

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

Pizzas and cakes - pack 1
MatyasP

add some pizzas and cakes to 'pizzas'

Roadway
X17

Adds simple roads in 4 sizes.

Ethereal: All-faces tree blocks
1F616EMO

All-faces tree block for Ethereal trees

awuuwa's Building Blocks
awuuwa

various building blocks

Color Cubes
Wuzzy

This mod contains several colorful abstract blocks for decoration.

Prismatic Stone
doomburger

Adds decorative prismatic stone blocks, coral dyes, and six new crafting recipes.

Glostone Building Blocks
Wovado

Adds basic glostone-based building materials

Tortou
LibraSubtilis

Turtle graphics, hyperloop travelingsystem and cubic mobs.

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

Simple Models
AntumDeluge

Very simple models.

My Cobble
Don

This is a simple mod that lets you turn cobble into gravel and gravel into sand

Instabreak
Mint

Instantly break (most) construction blocks.

Legendary Ore
DynamaxPikachu

Adds legendary ore and blocks

Minetest Emotions
ResendeTech

Adds new feelings in the form of blocks

Bouncy Mushrooms
AirplaneMan

Adds Bouncy Mushrooms to MT

Zughy32 colored blocks
MisterE

Plain colored blocks from the Zughy 32 palette.

Explosion proof obsidian
Miner34

Adds an explosion proof obsidian.

My Parkour
Don

Nodes for making a parkour track

More Mese Post Lights!
1F616EMO

Add more mese post light

Quartz New
alerikaisattera

Quartz and quartz glass building blocks

Fraktur (alphabet digits letters)
shaft

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

Poly Decor
mt-mods

My spin on decorative stuff.

Tac Nayn
GreenXenith

Adds Nyan Cat's evil twin, Tac Nayn (and a gray-scale rainbow).

My Blueprint
Don

Easy way to layout your build

silence
fluxionary

adds a node to silence nearby sounds

Useful Contraptions
theFox

Some useful contraptions / machines.

Minetest Game Random Content
AirplaneMan

Adds random content with no particular theme

Colored Strings
Alib234

Adds colored strings and allows to create wool from 4 strings and viceversa

Tables
AwesomeDragon97

A simple mod that adds decorative wooden tables.

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

Hexadecimal Colours
erov

Adds nodes with colour palattes for each 3 character hex value like #fff

DragonEggLock
mi.sh

You can lock a Dragon Egg so it doesnt teleport away

My Bricks
Don

Machine to make bricks out of common material

Colored Sand
LoneSurvivr

Adds dyed variants for the default sand.

Cube Nodes
Andrey01

Adds colorful blocks with various symbols as letters, digits, punctuation, emoji and special signs.

My Wood Slopes
Don

Make slopes with wood blocks.

Parcdeco
Floatland

adds grass-like nodes that have flowers

Plastic Box
Starbeamrainbowlabs

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

QuikBild
MisterE

The artist dashes to build their word! The others race to guess the word first!