Irrigation
monk

Makes dry soil wet for farming

Mymonths
Don

Adds days of the week and months. Also weather, including rain and snow.

Brick Walls
philipmi

Adds brick walls from different types of bricks.

Alien Material
debiankaios

Adds new blocks, items, and tools from aliens. A new time begins.

MobConf
zeuner

Place, remove and configure Mobs (for now: NPCs) using chatcommands

Pigiron
TenPlus1

Adds pig iron ingots which need to be crafted to make steel, also blocks and stairs.

School Furniture
josegamestest

Decorations to build schools with classrooms and create a welcoming environment for teachers and students

ts_doors
Thomas-S

Adds doors for all kinds of wood.

Inventory Plus
TenPlus1

Simple Inventory replacement

Advtrains Train Rocket
AdvT. Supplemental

A model Stephenson's rocket and some barrel wagons

MTC Chisel
Can202

Add Chisel and new decorative blocks.

Geodes
AwesomeDragon97

Adds amethyst geodes and an API for making custom geodes.

My Scaffolding
Don

Scaffolding to help you reach high places

GloopTest Pack
GloopMaster

Adds ores, tools, types of glass, a table to the game.

Wet Mud
Nicu

Hydrates farmland without using water directly

Ephesus
Horka

Added ancient architectural blocks from the Mediterranean

Quarry Mechanics
kestral

Adds quarry mechanics to stone nodes.

NextGen Bedrock
StarNinjas

Adds an indestructible bedrock layer at the bottom of the world.

Moonflower
TenPlus1

Moon Flower, when touched by the moon, it opens up a casting light.

Transporter
mt-mods

Adds a configurable technic-based transporter, with bookmarks and many options

Nettles and Other Weeds
Hypernoot

Nettles spawning on junky plots

Craftable Lava
MikeRedwood

Enables the crafting of lava from baked stone

Invisibility Potion
TenPlus1

Craft a potion to make yourself invisible

Gems Battle
MisterE

Bedwars-like team battle minigame

XP Redo
mt-mods

Adds experience, ranks, and doors only accessible to those above a certain rank. Not actually a redo of any mod.

Astralcraft
EmptyStar

Adds shooting stars and and related items to Luanti worlds

More Pickaxes
Koda_

Adds additional pickaxes to the game

Minetest 2D
AiTechEye

Transforms the world into 2 dimensions

Oxidizing Copper
StarNinjas

This mod aims to make copper/bronze more realistic by making them slowly oxidize into a bluish/green block when exposed to water.

XBlocks
GamingAssociation39

Additional blocks for decoration/building

Slats
v-rob

Adds decorative slats that have a lot of uses.

More Stones
Blocky Player

Provides a variety of educational and decorative minerals and rocks.

Chains
X17

Adds chains to climb or decorate

Coconut Trees
Neuromancer

Adds coconut trees with edible coconuts & thatch blocks

Turret
Giga_M

adds a defensive turret

Lava Ore Gen
Coder12

Makes the lava turn stone into ore over time.

Bricks Plus
X17

Adds different brick patterns

Stairs Recycle
DumbDave961

Turn stairs into slabs, different stairs, or back into blocks. Smelt cobble stairs into stone stairs. Highly recommended for Oneblock survival.

Christmas Tree
ExeterDad

Adds a decorated indoor Christmas tree with wrapped gifts.

Zero-Effort Custom Minerals
Piezo_

A tool for registering entire materials, complete with ore generation, tool-sets and automatically generated sprites with almost no effort required