New Horizons
Hi_World

Adds 4 new biomes and TONS of new blocks!

Aqua World
NovaX

Generate an underwater world with deep water, sand, and sandstone.

Gates (wider)
Sokomine

Wide gates for easy walking through and keeping cattle inside

Cottonseed Oil Fertilizer
1F616EMO

Powerful fertilizer from cotton seed

Basket Cooking
1F616EMO

Cook all stuffs inside a basket with electric furnaces

Blood Bane Sword
Blocky Player

OP sword for moderators. In memory of an old teacher, who had a mod similar to this on a private server.

Advanced Biome Decoration Modpack
EmptyStar

A collection of advanced biome decorations

Lava Particles
karlexceed

Adds some spark particles to lava pools

BitChange
Krock

Money items for your world. You can mine bitcoins. Sort of.

Item Holders
Jose_ManuelS18

Adds 'Item Holders', blocks that hold your items in display, also provides a API.

Node roads
MatyasP

Add much of one-node roads and crossroads, road bridges and slopes

Cthulhu eye boss
Giga_M

Cthulhu eye boss adds

Avanti Savoia!
JetpackJackson

Adds WW1 stuff, I guess?

Mesecons Stealthnode
Clyde

Register your own Ghoststones.

Unified Hammers
Linuxdirk

Various hammers that can be used to crush nodes.

Ubertool Mod
HartRend

Provides a combination pick, shovel, and axe tool capable of extreme function. Tool is also illuminated.

After Earth
AiTechEye

The earth's ecosystem has collapsed, and there are no biologically environment left.

Anarglass
VerdiSchubert

Some kinds of glass nodes

Mycorners
Don

Put decorative corners on blocks.

Digichat
SpinningCubes

Adds a block for sending chat messages using Digilines.

morebiomes
mzs.112000

A simple mod adding a few biomes to Minetest Game

Color Blocks
mt-mods

Contains colored building blocks.

Vampire
sauvva

the player can become a vampire by drinking a potion

My Blocks
Don

Special Blocks

Player Speed
Boot

Displays the player's speed (walking, running, falling) in m/s and km/h in the HUD.

Thruster
DarkXWolf17

Propel yourself through space with this new invention. Zero-G recommended. Check settings for tweaks.

Kill History
LMD

Adds a kill history

HTTPBlocks
56independent

This mod adds a simple HTTP request device for digilines.

Stoneworks
TumeniNodes

Stoneworks simply adds some fun, and cool building options.

Batch Screwdriver
niwla23

With this you can rotate all nodes in a row at once

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

An API for automatically registering recipes, nodes and ore generation.

Meseconometer
DS

Device to meassure time of mesecon signals in globalsteps

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Frames
opfromthestart

Frames from Technic since it was removed.

Cloudcraft
EmptyStar

Adds tangible clouds and cloud-related items to Luanti worlds

golden lava
Giga_M

add golden lava

LWColorable
mt-mods

Various colorable decorative blocks.

Throwable Snowball
ComputeGraphics

Adds a throwable Snowball

Admin Toys
wilkgr76

Tools for admins to have fun with cheating and otherwise rule-breaking players

Autobuilder
limafresh

Adds a GUI for building cubes with customizable width, height, and length.