Mobs Redo
TenPlus1

Adds a mob api for mods to add animals or monsters etc.

3D Armor
stu

Visible player armor & wielded items.

Mobs Animal
TenPlus1

Adds farm animals.

Mobs Monster
TenPlus1

Adds many types of monster.

Farming Redo
TenPlus1

Adds many plants and food to Minetest

Unified Inventory
RealBadAngel

Replaces the default inventory and adds a number of features, such as a crafting guide

Homedecor
VanessaE

Feature-filled home decor modpack.

Basic Materials and items
VanessaE

Provides a small selection of "basic" materials and items that other mods should use when possible -- things like steel bars and chains, wire, plastic strips and sheets, and more.

Mesecons
Jeija

Adds digital circuitry, including wires, buttons, lights, and even programmable controllers.

Mobkit
Termos

Entity API

Draconis
ElCeejo

Adds Dragons and related resources and equipment to Minetest Game

Water Life
Gundul

new mobs for your river and sea water

Unified Dyes
VanessaE

Unified Dyes expands the standard dye set from 15 to up to 256 colors (depending on the object to be colored)

Petz
runs

Very cute mascots: Kittens, puppies, duckies, lambs... Take care of them!

Nether
PilzAdam

Adds a deep underground realm with different mapgen that you can reach with obsidian portals.

Pipeworks
VanessaE

Supplies a complete set of nice, round mesh-based water pipes, boxy item-transport tubes, and devices that work with them.

Hang-Gliders
Piezo_

Fly around with fully functional hang-gliders!

Biome Lib
VanessaE

The biome spawning and management library.

Vehicles
D00Med

A mod that adds an api for cars, planes, and other vehicles.

Mob Horse
TenPlus1

Adds rideable horse

Technic
RealBadAngel

Extensive machinery mod with electricity and ores.

X-Decor
jp

A decoration mod meant to be simple and well-featured.

Bonemeal
TenPlus1

Adds bone and bonemeal giving the ability to quickly grow plants and saplings.

Ranged Weapons
davidthecreator

Adds some guns and throwable weapons.

More Trees!
VanessaE

Adds a whole bunch of new types of trees, some bearing fruit or similar, using biome_lib for the placement engine.

WorldEdit
sfan5

In-game world editor. Use it to repair griefing, or just create awesome buildings in seconds.

Dmobs
TenPlus1

Adds new monsters and animals into your world.

Simple Skins
TenPlus1

Mod that allows players to set their individual skins.

Signs Lib
VanessaE

Adds signs with readable text.

More Blocks
Calinou

Adds various miscellaneous blocks to the game.

Ethereal NG
TenPlus1

Ethereal mod uses the v7 mapgen to add many new biomes to the world.

Lucky Block
TenPlus1

Adds lucky blocks into the game which may give good, bad, hurtful items when open :)

Advanced Trains
orwell

Adds good-looking, realistic trains with realistic rails.

Headanim
Lone_Wolf

Makes player heads follow their look direction

Mobs NPC
TenPlus1

Adds simple NPC and Trader.

Plantlife
VanessaE

Adds various kinds of plants, fruit bushes, fallen trees, and a whole host of foliage and other ground cover.

Laptop
GamingAssociation39

Adds laptops/computers to your MT world.

Travelnet
Sokomine

Network of teleporter-boxes that allow easy travelling to other boxes on the same network.

Mob Core
ElCeejo

A Mob API meant to expand upon mobkit and bring easy to use features for creating new Mobs.

Crafting Guide
jp

The most comprehensive Crafting Guide for Minetest.