Japanese Signs
saradaabura

This will add signs that support Japanese to the game (Mineclonia).

New bricks
DimonPy

adds 119 new bricks and grinder

Glostone Building Blocks
Wovado

Adds basic glostone-based building materials

My Cobble
Don

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

Prismatic Stone
doomburger

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

TerraContent Base Library
AirplaneMan

Preferably use with it's dependents! Base Content/Library for my Minetest Game mods based on a certain 2D Sandbox Game

Node roads
MatyasP

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

Steel bar blocks
atum785

adds blocks made of steel bars (xpanes)

My Dye
Don

More dye colors

8Segmentdisplayblocks
unacceptium_core

8 segment digital display as blocks

Poly Decor
mt-mods

My spin on decorative stuff.

Quartz New
alerikaisattera

Quartz and quartz glass building blocks

Hexadecimal Colours
erov

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

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.

NodeCore Pottery
Winter94

Adds clay and ceramic items and nodes to NodeCore

Ethereal: All-faces tree blocks
1F616EMO

All-faces tree block for Ethereal trees

Pole Scaffolding
SFENCE

Craftable pole scaffoldings. Support default game and Hades Revisited game.

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.

Nameznik
MatyasP

Námezník / Fouling point marker, place where ends wide between tracks enough. For first, czech design.

Simple Models
AntumDeluge

Very simple models.

Bouncy Mushrooms
AirplaneMan

Adds Bouncy Mushrooms to MT

Autobuilder
limafresh

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

My Paths
Don

Dirt paths.

TerraContent Crimson
AirplaneMan

Introduces the Crimson to your worlds.

Static compass
Sokomine

Compass block that can be placed and shows you where north is.

plots
bookgirl

plot world system inspired by PlotSquared for Luanti

Useful Contraptions
theFox

Some useful contraptions / machines.

Palisade
SFENCE

Add craftable palisades in many styles. Hades Revisited is supported.

Tac Nayn
GreenXenith

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

Ehlphabet
1F616EMO

Letter blocks

Nodecore Stucco
Avicennia_g

Adds a few decorative building nodes to Nodecore through simple and crude masonry.

Tables
AwesomeDragon97

A simple mod that adds decorative wooden tables.

My Parkour
Don

Nodes for making a parkour track

More Mese Post Lights!
1F616EMO

Add more mese post light

More Ladders
SkyBuilder1717

Adds more ladders and sticks!!!

My Bricks
Don

Machine to make bricks out of common material

Minetest Game Random Content
AirplaneMan

Adds random content with no particular theme

Cube Nodes
Andrey01

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