Steel bar blocks
atum785

adds blocks made of steel bars (xpanes)

Better Roads
DragonWrangler

allows players to make roads with less jagged edges

Glostone Building Blocks
Wovado

Adds basic glostone-based building materials

Fire Braziers
Excalibur Zero

Fire braziers that cause flames to erupt one node above them that don't fade right away when are near flames or are punched.

Better Ice
TheFanne

Modifies ice so that it melts into water when broken, and will be melted by torches

digicolor
fluxionary

node whose color can be set via digilines

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

Columnia
mt-mods

Adds simple pillars and columns

CaT VoxeLibre Bleach
YCaTGameRT

Add bleach to discolor wool blocks

My Chisel
Don

A chisel that allows you to shape blocks.

CreNodes
gtzi203

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

My Stone Paths
Don

Stone paths

Bell Chimes
sorcerykid

Adds a set of church bells that are chimed automatically at different periods.

Pillars
citorva

Add a lot of pillars for fun.

Steel
mt-mods

Adds a range of steel materials that are recyclable.

8Segmentdisplayblocks
unacceptium_core

8 segment digital display as blocks

Stairs and slabs of wool
X-DE

Stairs and slabs of wool

More Curves
Just_Visiting

Adds 10 new curve shapes to game.

Kotatsu Tables
Piezo_

Adds a new piece of furniture based on Japanese kotatsu tables

New bricks
DimonPy

adds 119 new bricks and grinder

Rainbow Source
Shara

Adds coloured water.

Node roads
MatyasP

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

Quartz New
alerikaisattera

Quartz and quartz glass building blocks

My Paint Wood
Don

Paint wood

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.

Explosion proof obsidian
Miner34

Adds an explosion proof obsidian.

Ethereal: All-faces tree blocks
1F616EMO

All-faces tree block for Ethereal trees

Minetest Emotions
ResendeTech

Adds new feelings in the form of blocks

ColoredCement
Truemmerer

Add Cement Blocks with unifieddyes support

Pizzas and cakes - pack 1
MatyasP

add some pizzas and cakes to 'pizzas'

Digilines Lightstone
1F616EMO

Digiline-controlled light-emitting colour blocks

Colorable banisters
MatyasP

add support for colorable banisters and banisters with repeating nodebox

Color Blocks
mt-mods

Contains colored building blocks.

Base Craft
Jenny1611

BaseCraft adds essential, high-quality building blocks like concrete slabs and stairs to complete your constructions with consistency and style

Sundial
The4spaceconstants

Mostly game-independent sundial

Place Rotated
12Me21

Better slab/log placement

Palisade
SFENCE

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

Alien Tools
chaosomnium

Adds Alien Tool, Shield, biome, etc.

Color Cubes
Wuzzy

This mod contains several colorful abstract blocks for decoration.

Pink Lava
TenPlus1

Adds pink lava to certain depth of map with new mahogany obsidian block