Universal geometry realm
paramat

Create worlds of varying shapes

Badass Mech
Soundwavez

An addon that adds a badass mech, or “BAM” (this is a cool mech if the name is in any way confusing).

Industrious
StarNinjas

Adds new industrious-themed blocks and tools.

new minerals
GigaByte

new minerals for armor and tools,add mineral abysmal, cobalto,adamantita,tugsteno,clorofite,titanium and more uses for obsidian

Magicalities
IcyDiamond

Magic crystals, wands and other stuff

Cheese
Annalysa

Boil milk and then let the curd age to get cheese!

Confetti
Flay Krunegan

New Confetti for all!

Rocks
Just_Visiting

Adds fun rocks to bring new life to your survival and creative creations!

Simple Recycle
Jolesh

Adds the possibility to recycle items and nodes by smelting or decrafting them back to their original resources.

Nether
Hybrid Dog

The underworld for Minetest.

Randungeon
Phii

adds highly randomized vivid dungeons to the world, and tools to spawn/customize them.

Pathogen
Bas080

Anables users to get a pathogen.

Australia
demon_boy

Adds a wide variety of Australia-themed biomes and content

X Obsidianmese
SaKeL

Shooting sword, woodcutting / treecapitator axe, multiple plow blocks / plant seeds hoe, path creating shovel, pickaxe can place secondary items (e.g. torches) and more...

Simple Xray
MikeRedwood

Makes stone and desert stone see through, also works with nether mod

Advanced Lightsabers
ElCeejo

Relatively Advanced Lightsabers for Minetest Game.

Elevators
Herkules

Adds an elevator and elevatorrails.

Rocket Launcher
Zemtzov7

Rocket launcher using MT's tnt.boom function

Moretrains
gpcf

Nice trains for Advtrains

Shallow Ores
Monniasza

Places ores shallower in your world! No more time wasted digging!

Amethyst
alerikaisattera

Amethyst, basalt, calcite and related building blocks

Sim Trains
Nazalassa

Adds some trains, for use with Advtrains.

Ocean
StarNinjas

Adds coral reefs, fish, decorative ocean blocks and much more!

Basket
1F616EMO

A portable basket for carrying large amount of items (= Shulker Boxes)

Manny
ElCeejo

Adds Manny from that one Reddit post.

Golden Tools
Logikí

Adds golden tools to your game

Timber Frame
jbb

This mod adds timber-framed clay, bricks, cobble, stone and stone bricks to the game.

mymillwork
Don

Crown molding, columns and baseboards of different styles.

Mese Trains
Xenon

Some more trains for the advtrains mod.

Spawn Command
lag01

Adds a /spawn command that teleports you to the server spawn command.

Multiple Biome Generator
chaosomnium

230 Pseudorandomly Generated Biomes, Trees, Fruits, Ores, Tools, and Liquids

The Lower Road
Deadlock

Adds a long road from -Z to +Z to the world, during world-generation.

Claycrafter
Dragonop

Introduces the Claycrafter, which converts Compressed Dirt to Clay using Glasses of Water.

Algae
Just_Visiting

Algae mapgen addition to "Minetest Game"

Craft Table
BrunoMine

Add Craft Table

Working villages
theFox

A mod adding villager NPCs that are doing predefined work.

Dense Ores
benedict424

Adds rare ores with twice the drops of their normal counterpart.

Sunset Biomes
RisingLeaf

Adding two biomes and stuff around them.

Large Bricks
AwesomeDragon97

Adds large stone bricks.

Itemshelf
zorman2000

Generic item shelf with 3D items on display