Bunker Block
Spooks

Add blast proof concrete and its craft items.

Node houses
MatyasP

Node houses is a mod by MatyasP that adds one-node block of houses, for crafting using items from mode default.

Better Ice
TheFanne

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

Node roads
MatyasP

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

Color Blocks
mt-mods

Contains colored building blocks.

My Default Glass
Don

Glass made from many default items

My Wood Slopes
Don

Make slopes with wood blocks.

Aquamarine
RasPiManiac

Adds Aquamarine ore, ingots, etc.

Rainbow Source
Shara

Adds coloured water.

My Parkour
Don

Nodes for making a parkour track

Falls
Just_Visiting

A Particle-based Waterfalls/Lavafalls Mod

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

My Workshop
Don

Workshop benches

Maple tree
Duvalon

Adds a maple tree placed during world generation.

Poly Decor
mt-mods

My spin on decorative stuff.

Floating Anchor
Starbeamrainbowlabs

ExtraUtilities' Angel Block for Minecraft in Minetest! Place structures in mid-air with ease.

Ethereal: All-faces tree blocks
1F616EMO

All-faces tree block for Ethereal trees

Dyeable Steel Blocks
nemokitty9

Allows Players to dye Steel for decorative blocks.

Glostone Building Blocks
Wovado

Adds basic glostone-based building materials

Better Roads
DragonWrangler

allows players to make roads with less jagged edges

My Default Lights
Don

Simple lights made from default material

My Wool
Don

More wool colors

My Stone Paths
Don

Stone paths

Hardcorebrix
drkwv

Adds durable building materials that won't break on a first dig.

Kotatsu Tables
Piezo_

Adds a new piece of furniture based on Japanese kotatsu tables

nodeu
ulla

metal blocks stair railing coloured

Cube Nodes
Andrey01

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

Mycorners
Don

Put decorative corners on blocks.

Saphire
Ryft77

Adds saphire stuff

Plasterwork
Sokomine

Add colored plaster coats to nodes

Roadway
X17

Adds simple roads in 4 sizes.

More Mese Post Lights!
1F616EMO

Add more mese post light

TP Gate
AiTechEye

Teleport through the gate

Zughy32 colored blocks
MisterE

Plain colored blocks from the Zughy 32 palette.

Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

Tac Nayn
GreenXenith

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

Prefab Redo
cheapie

Cheapie's version of Dan's old prefab mod, which adds pre-fabricated concrete elements: catwalks, benches, ladders, railings...

Explosion proof obsidian
Miner34

Adds an explosion proof obsidian.

My Mulch
Don

Turns leaves and other items to mulch blocks

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!