Plaster
Extex

Adds a variety of Plaster blocks for building.

Nodes for rails
MatyasP

Some nodes for building railways, primary for Advtrains railways.

Bunker Block
Spooks

Add blast proof concrete and its craft items.

Angled Stairs
TumeniNodes

Adds angled stairs to the Minetest Game.

My Ladders
Don

Adds different ladders to the game

Pillars
citorva

Add a lot of pillars for fun.

XConnected
Sokomine

connected nodes like xpanes, xfences, walls

My Paint Extras
Don

Allows you to paint dirt, gravel, wood, trees and more.

Maple tree
Duvalon

Adds a maple tree placed during world generation.

My Default Fences
Don

Adds more default fences

My Wood Slopes
Don

Make slopes with wood blocks.

X Clay
SaKeL

Adds hardened clay.

My Chisel
Don

A chisel that allows you to shape blocks.

My Pipes
Don

Mechanical pipes

Tables
AwesomeDragon97

A simple mod that adds decorative wooden tables.

WorldEdit Wall Block
SkyBuilder1717

Adds block and item for making big structures easily as possible.

Falls
Just_Visiting

A Particle-based Waterfalls/Lavafalls Mod

Colored Blocks
sermow

Different colors of: stone, stone bricks, wood obsidian, and glass

Embedded Lights
scr267

Decorative block embedded LED or Potlights

My Bricks
Don

Machine to make bricks out of common material

Stairs and slabs of wool
X-DE

Stairs and slabs of wool

My Default Glass
Don

Glass made from many default items

Node roads
MatyasP

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

My Default Lights
Don

Simple lights made from default material

My Hole In The Wall
Don

Decorative blocks for around gardens and more

My Flooring
Don

A basic set of flooring

My Siding
Don

Adds lines on one side of block to make it look like siding

Better Locks
SkyBuilder1717

Adds locks and locked doors

My Paint Wood
Don

Paint wood

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

My Parkour
Don

Nodes for making a parkour track

Signlike letters
limafresh

Adds sign-like letter nodes.

My Paths
Don

Dirt paths.

More Snow
Sokomine

snow and wool for stairs - nicer winter landscape and snow-covered roofs

My Cobble
Don

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

Prefab Redo
cheapie

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

My Wool
Don

More wool colors

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

Gates (wider)
Sokomine

Wide gates for easy walking through and keeping cattle inside

Pink Lava
TenPlus1

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