Super Duper Walls!
Linuxdirk

This mod adds modular flexible walls to Minetest.

Waterfalls
Termos

Adds water erosion, so flowing water forms somewhat more realistic looking waterfalls.

Throwing Redo
Palige

New throwing implementation designed to be extensible

eXtended Ban 2
kaeza

Tempbanning and better banning by keeping track of usernames and IP addresses

Mesecar
paramat

Adds 4 styles of microcar: Car55, Nyancart, Mesecar and Oerkka.

Gloop Blocks
VanessaE

Adds decorative and functional blocks, including cement, rainbow blocks, "evil" blocks, and tools.

Baked Clay
TenPlus1

Adds the ability to bake clay into blocks and colour them with dye.

Mobs Humans
Hamlet

Adds humans.

Portal gun
AiTechEye

Portals and stuff

Temperature Survive
AiTechEye

Makes you feel temperatures

Jumpdrive
BuckarooBanzay

Take your buildings with you on your journey.

GloopTest Pack
GloopMaster

Adds a collection of things into minetest. As it stands, this adds three different modules.

Unifiedbricks
wowiamdiamonds

This mod allows the user to re-color default bricks using Unified Dyes, and provides some pattern variations as well.

Tides
markthesmeagol

Adds tides, WARNING: will delete water sources above sea level

Schematic Editor
Wuzzy

Advanced tool for modders and advanced users to create and edit schematics.

CTF PVP Engine
rubenwardy

A highly modular framework to allow the development of Capture the Flag / City vs City games.

Windmill
Sokomine

Rotating sails and rotor blades for classic and modern windmills.

Hunger NG
Linuxdirk

Hunger NG is a mod for Minetest adding a very customizable and easy to extend hunger system.

Angled Stairs
TumeniNodes

Adds angled stairs to the Minetest Game.

Australia
demon_boy

Adds a wide variety of Australia-themed biomes and content

Trash Can
Evergreen

Adds a wooden trash can, and a dumpster to the game.

Wine
TenPlus1

Adds wine.

MoreMesecons
Palige

Adds more Mesecons items.

Mese Portals
Piezo_

A futuristic multiplayer transportation system

Lava Stuff
Lone_Wolf

Adds lava armor, tools, and blocks

Slimes inspired by TheManaWorld
Piezo_

Adds several types of slimes inspired by TheManaWorld

TreeCapitator
Hybrid Dog

It works like the timber mod but it destroys the leaves and the fruits, too.

Replacer
Sokomine

Exchange/replace nodes with one click.

Dwarf Fortress style caverns
FaceDeer

Adds vast underground caverns in the style of Dwarf Fortress, complete with underground flora in diverse biomes.

Gizmo's Of Carbon Machinations
ThatGhzGamer

Adds various charcoal related items such as a Marvelous Hammer to Compress things, New Gear, New Diamonds, Charcoal and Willow Charcoal.

Handholds
Shara

Adds a climbing pick which creates handholds in stone, desert stone, sandstones and ice nodes.

Dynamic Liquid
FaceDeer

Flowing dynamic liquids and ocean-maintenance springs.

Pigiron
TenPlus1

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

Player Plus Mod
TenPlus1

Adds effects to player to change speeds and cause damage

Angled Walls
TumeniNodes

Angled Walls, and Angled Glass for Minetest

Music Player Daemon
orwell

A background music mod

Ocular Networks
PolySaken

Draw power from the world, and use it to power machines and tools.

Real Torch
TenPlus1

Realistic torches that go out eventually and drop in water

Engrave
orwell

Adds an "Engraving Table" that allows to change the description of items

Skybox
sofar

Allows changing your sky to unimaginably epic scenes.