Simple oreminer
Hanuko33

Dig entire ore vein.

Ice Machine
cheapie

A machine that makes ice cubes.

Lua Controller Block
LC Creations

Adds a block that functions like a Lua Controller but has 'e' (down) and 'f' (up) pins and ports

Embedded Lights
scr267

Decorative block embedded LED or Potlights

Angled Stairs
TumeniNodes

Adds angled stairs to the Minetest Game.

Castle Storage
FaceDeer

Contains storage containers one might find contained in a castle.

Alien Tools
chaosomnium

Adds Alien Tool, Shield, biome, etc.

Attributes Effects
SFENCE

Provides API for various effects over attributes of players/mobs

Basic Ownership
sorcerykid

An efficient and flexible node-based protection scheme for multiplayer worlds

Easter Eggs / Ostereier
Ineva

Adds various coloured eggs for Easter!

Mypaint
Don

Provides paint brushes and buckets for other mods to use to paint their items.

Numeracy
amalon

Adds blocks for exploring numeracy with children, which join together and change appearance as in the Numberblocks TV programme.

Legendary Armor
DynamaxPikachu

Adds legendary tools and armor

Magma
SuperStarSonic

Adds volcanoes, lava vents and new magma blocks

Radiant Damage
FaceDeer

A mod that allows nodes to damage players at a distance

Pigs To Sheep
Armaniums

Replaces pigs with sheep, removes pork, and enables sheep riding.

New Flowers
LLL4001

This brings more flowers to the base game.

Color Armors
WINNIE

Colorful Armors :)

luanti_utils
Bas080

High level utilities for better mods.

Irrigation
monk

Makes dry soil wet for farming

Ancient Bones
karlexceed

Adds bones with loot to dungeons.

My Admin
Don

Admin tools for servers including Admin picks, curse protection, chat commands and more.

Advanced Weapons
LMD

Adds a variety of advanced weapons.

MineClone Placers
opfromthestart

Adds Minecraft-y block placers

Colored Chests
SkyBuilder1717

Adds a colored chests!

AdvTrains Crafting Compatibility Patch
Marnack

Enables crafting of advtrains items in games that are not based on Minetest Game.

Handholds
Shara

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

Object UUIDs
Silver Sandstone

Assigns a persistent UUID to every object.

Shapetester
zempik10

Allows you to shapeshift into a plethora of different species.

Unified API for in-game currency
1F616EMO

Unified API for currency management

Bamboo
AwesomeDragon97

Adds bamboo which generates in jungles and can be used as a crafting ingredient.

Mining Rework
JevFungus

Changes ore generation to be "nicer". More ore, in bigger clusters, much higher up. (mese blocks start at y = -100).

X Clay
SaKeL

Adds hardened clay.

Climbing Pick
lag01

Tool to climb, double jump, and do good damage to mobs.

Target
shaft

Adds target to shoot at. Target emits Mesecons and Digilines signal

Giad
ekl

WIP Library for creating walking vehicles

Libox
frogTheSecond

A sandboxing library

Sword-axe
Taras Lavrentiev

Adds a tool for quickly chopping trees and cutting leaves simultaneously

computer
Giga_M

Add a computer with basic functions.

Bow2
shaft

Adds bow and arrows.