Better Locks
SkyBuilder1717

Adds locks and locked doors

Blox
mt-mods

Adds lots of differently colored and textured blocks.

Colored Sand
LoneSurvivr

Adds dyed variants for the default sand.

My Chisel
Don

A chisel that allows you to shape blocks.

Embedded Lights
scr267

Decorative block embedded LED or Potlights

Stoneworks
TumeniNodes

Stoneworks simply adds some fun, and cool building options.

Ethereal Mosses
1F616EMO

More mosses for dirt types in Ethereal NG

Colored Blocks
sermow

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

My Paint Wood
Don

Paint wood

More Ladders
SkyBuilder1717

Adds more ladders and sticks!!!

My Paint Extras
Don

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

My Flooring
Don

A basic set of flooring

Stairs and slabs of wool
X-DE

Stairs and slabs of wool

Tinted Glass
1F616EMO

Colored glass

More Snow
Sokomine

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

Tables
AwesomeDragon97

A simple mod that adds decorative wooden tables.

Lapis Lazuli
LNJ

Adds lapis lazuli ore, items and blocks.

Saphire
Ryft77

Adds saphire stuff

Columnia
mt-mods

Adds simple pillars and columns

Bunker Block
Spooks

Add blast proof concrete and its craft items.

Abritorch
mt-mods

multicolored torches

Ethereal: All-faces tree blocks
1F616EMO

All-faces tree block for Ethereal trees

Node roads
MatyasP

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

My Hole In The Wall
Don

Decorative blocks for around gardens and more

Maple tree
Duvalon

Adds a maple tree placed during world generation.

Pink Lava
TenPlus1

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

Quartz New
alerikaisattera

Quartz and quartz glass building blocks

My Pipes
Don

Mechanical pipes

Hardcorebrix
drkwv

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

Aquamarine
RasPiManiac

Adds Aquamarine ore, ingots, etc.

My Dye
Don

More dye colors

Legendary Ore
DynamaxPikachu

Adds legendary ore and blocks

Dyeable Steel Blocks
nemokitty9

Allows Players to dye Steel for decorative blocks.

Alien Tools
chaosomnium

Adds Alien Tool, Shield, biome, etc.

Node houses
MatyasP

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

Color Blocks
mt-mods

Contains colored building blocks.

My Wood Slopes
Don

Make slopes with wood blocks.

My Blocks
Don

Special Blocks

Rainbow Source
Shara

Adds coloured water.

My Workshop
Don

Workshop benches