Aquamarine
RasPiManiac

Adds Aquamarine ore, ingots, etc.

Global Bulletin Boards
FaceDeer

Allows creation of global bulletin boards where players can post public messages

Prefab Redo
cheapie

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

My White Block
Don

a white block

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

More Mese Post Lights!
1F616EMO

Add more mese post light

Sundial
The4spaceconstants

Mostly game-independent sundial

NodeCore Nature: Revised
Warr1024

Updated, fixed, enhanced edition of Winter94's NodeCore Nature

Parcdeco
Floatland

adds grass-like nodes that have flowers

Nodecore Stucco
Avicennia_g

Adds a few decorative building nodes to Nodecore through simple and crude masonry.

CaT VoxeLibre Bleach
YCaTGameRT

Add bleach to discolor wool blocks

Columnia
mt-mods

Adds simple pillars and columns

Cube Nodes
Andrey01

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

Stacked Bricks
1F616EMO

Bricks stacked on another type of bricks

Tortou
LibraSubtilis

Turtle graphics, hyperloop travelingsystem and cubic mobs.

Weedstone Random Mod Thing
chaosomnium

Originally meant to be a simple electronics type mod inspired by redstones, I messed around with the code after getting bored and got this weird mod, and now it's this thing. Enjoy I guess?

Quikbild
MisterE

The artist dashes to build their word! The others race to guess the word first!

Prismatic Stone
doomburger

Adds decorative prismatic stone blocks, coral dyes, and six new crafting recipes.

Falling Stairs
lazerbeak12345

Adds falling stairs and slabs for gravel, sand and others.

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.

8Segmentdisplayblocks
unacceptium_core

8 segment digital display as blocks

Architect's planner
MatyasP

Add planning plains for loading the textures (sketches)

Simple Models
AntumDeluge

Very simple models.

Tinted Glass
1F616EMO

Colored glass

awuuwa's Building Blocks
awuuwa

various building blocks

Glostone Building Blocks
Wovado

Adds basic glostone-based building materials

Ehlphabet
1F616EMO

Letter blocks

Tac Nayn
GreenXenith

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

Better Roads
DragonWrangler

allows players to make roads with less jagged edges

nodeu
ulla

metal blocks stair railing coloured

My Mulch
Don

Turns leaves and other items to mulch blocks

Instabreak
Mint

Instantly break (most) construction blocks.

Nameznik
MatyasP

Námezník / Fouling point marker, place where ends wide between tracks enough. For first, czech design.

Palisade
SFENCE

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

My Blueprint
Don

Easy way to layout your build

plots
bookgirl

plot world system inspired by PlotSquared for Luanti

Mycorners
Don

Put decorative corners on blocks.

Place Rotated
12Me21

Better slab/log placement

Color Cubes
Wuzzy

This mod contains several colorful abstract blocks for decoration.

Colored Sand
LoneSurvivr

Adds dyed variants for the default sand.