awuuwa's Building Blocks
awuuwa

various building blocks

Rainbow Source
Shara

Adds coloured water.

K Color Blocks
ketwaroo

Adds specific stainable blocks for building stuff in creative mode. Comes with a rainbow wand for applying the tints.

Traverse
shaft

Adds cannons, pipes and tractor beams to allow players and entities to traverse the world in new ways.

My Press
Don

A press to flatten steel

Better Locks
SkyBuilder1717

Adds locks and locked doors

Gates (wider)
Sokomine

Wide gates for easy walking through and keeping cattle inside

My Default Glass
Don

Glass made from many default items

Better Roads
DragonWrangler

allows players to make roads with less jagged edges

My Paths
Don

Dirt paths.

Prefab Redo
cheapie

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

More Ladders
SkyBuilder1717

Adds more ladders and sticks!!!

My Wood Slopes
Don

Make slopes with wood blocks.

My Ores
Don

Adds ores and minerals to Luanti

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

Alien Tools
chaosomnium

Alien Tools Mod for Minetest - adds Alien Tool, Shield, biome, etc

Ethereal Mosses
1F616EMO

More mosses for dirt types in Ethereal NG

My Ladders
Don

Adds different ladders to Luanti

My Workshop
Don

Workshop benches

Parcdeco
Floatland

adds grass-like nodes that have flowers

My Blocks
Don

Special Blocks

Embedded Lights
scr267

Decorative block embedded LED or Potlights

Kotatsu Tables
Piezo_

Adds a new piece of furniture based on Japanese kotatsu tables

Safe Chest
Atlante

Add a safe chest with secret password

Floating Anchor
Starbeamrainbowlabs

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

ColoredCement
Truemmerer

Add Cement Blocks with unifieddyes support

My Flooring
Don

A basic set of flooring

Digilines Lightstone
1F616EMO

Digiline-controlled light-emitting colour blocks

Better Ice
TheFanne

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

Node houses
MatyasP

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

Tac Nayn
GreenXenith

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

Columnia
mt-mods

Adds simple pillars and columns

Mycorners
Don

Put decorative corners on blocks.

Blox
mt-mods

Adds lots of differently colored and textured blocks to Minetest.

Plasterwork
Sokomine

Add colored plaster coats to nodes

My Default Fences
Don

Adds more default fences

Palisade
SFENCE

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

CreNodes
gtzi203

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

Zughy32 colored blocks
MisterE

Plain colored blocks from the Zughy 32 palette.

Quartz New
alerikaisattera

Quartz and quartz glass building blocks