My Wood Slopes
Don

Make slopes with wood blocks.

Floating Anchor
Starbeamrainbowlabs

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

Useful Contraptions
theFox

Some useful contraptions / machines.

My Workshop
Don

Workshop benches

Plasterwork
Sokomine

Add colored plaster coats to nodes

Pink Lava
TenPlus1

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

Blox
mt-mods

Adds lots of differently colored and textured blocks to Minetest.

nodeu
ulla

metal blocks stair railing coloured

Archaeology
SkyBuilder1717

Adds an looting and API in archaeologing

Mycorners
Don

Put decorative corners on blocks.

Dyeable Steel Blocks
nemokitty9

Allows Players to dye Steel for decorative blocks.

Tables
AwesomeDragon97

A simple mod that adds decorative wooden tables.

Hexagonal
GreenXenith

Proof of concept for hexagonal nodes

Color Blocks
mt-mods

Contains colored building blocks.

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?

Explosion proof obsidian
Miner34

Adds an explosion proof obsidian.

Stack Slabs
TumeniNodes

stackable slabs for Minetest

WorldEdit Wall Block
SkyBuilder1717

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

Legendary Ore
DynamaxPikachu

Adds legendary ore and blocks

Drawstruct
Xenon

Draw or generate random structures

Saphire
Ryft77

Adds saphire stuff

New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

More Mese Post Lights!
1F616EMO

Add more mese post light

My Bricks
Don

Machine to make bricks out of common material

Hardcorebrix
drkwv

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

Tile Floors
ClassicAdam

Various colors of tile flooring in 16px and 256px res

Obdy
Sires

Adds some pretty OP tools :)

Roadway
X17

Adds simple roads in 4 sizes.

Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

My Siding
Don

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

Colored Stone
Clyde

provides colored stones.

My Mulch
Don

Turns leaves and other items to mulch blocks

My Cobble
Don

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

My Parkour
Don

Nodes for making a parkour track

Protector Redux
sorcerykid

An efficient and flexible node-based protection scheme for multiplayer worlds

Invisible Blocks
Truemmerer

Add invisible Blocks

My White Block
Don

a white block

Poly Decor
mt-mods

My spin on decorative stuff.

Quarry Link
gabriel1379

Enables use of Quarry Mechanics with the stone-like and resource-nodes of other mods.

Alternate Gravel
soeren

the mod adds 32x32 pixels 2x alternative gravel