Nametags2
Logikí

Allow objects had nametags with observers, colors and range

K Wider Hotbar
ketwaroo

Increases the number of hotbar slots by displaying exta inventory rows

More Upgrade Packs
nolombic

Upgrade your upgrade packs so you can have even higher stats!

Toggle Privs
bugbug11

Allows players to enable and disable privileges granted to them

Select Item
Wuzzy

Allows other mods to add a simple form to choose a single item.

Enchantments Workbench
bgstack15

A workbench for enchantment operations

Emojis Modpack
mt-mods

A modpack allowing players to display emojis

WillAdmin
WilLiam12

Tools for server admins to ban and kick bad players.

CTF Extra Maps
Johannes Fritz

Adds some extra maps to the Capture the Flag game.

Seasons Clock
solsword

API for getting various "season" parameters based on server time and a few customiable settings. Doesn't change gameplay; just a library that other mods can use to do seasonal things.

Legendary Ore
DynamaxPikachu

Adds legendary ore and blocks

Placeholder
BuckarooBanzai

placeholder node / a better unknown node

Decraft
iarbat

De-craft items with the decrafting workbench.

3D Spikes
Groin

Adds spikes to the game.

Cannonballs
AwesomeDragon97

Launch explosive cannonballs at your enemies.

L-System Tree Utility
Wuzzy

A form to easily spawn L-system trees, aimed at mod developers.

Minetest Emotions
ResendeTech

Adds new feelings in the form of blocks

Teleport Anchor
1F616EMO

Fixed teleport destinations for survival players or adventure map makers

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

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

super blocks
Giga_M

Adds invisible and unbreakable blocks - not in inventory, use /giveme

Keyevent
DS

Adds an event for when player presses a key.

Scripted World Editor
Neuromancer

API that allows you pass in scripting tables to fill a series of shapes of different sizes with different nodes

3D Armor Mobile
LandarVargan

Adds a command to bring up a formspec that allows mobile users to put on armor

Example Lua mapgen
ROllerozxa

A basic example for writing custom Lua mapgen using Perlin noise.

Apartment Rental Panels
1F616EMO

Self-service rental panels for players to rent apartments or shops

Advanced fight
SFENCE

THIS IS UNSTABLE BETA. Adds hitbox-based combat system with body part damage for mobs and players

NodeCore Frameworks
Crystal Heart

Tiny, decorative addition to frames.

the man of the fog
Giga_M

add the man of the fog

Bouncy Mushrooms
AirplaneMan

Adds Bouncy Mushrooms to MT

obsidian
Giga_M

more uses for obsidian

Shield Tome
DarkXWolf17

Magic Shield Tome.

Central Message
Wuzzy

Simple API to show messages to the center of the screen to players.

Loot
Byakuren

A loot framework.

Dyed Water
erov

Dyed water for mtg

Real Compass
kestral

A simple compass that only points north.

Ben's Gear
MissingTextureMan101

Attach tool parts to create new tools and add a whole new layer of strategy to your tool crafting!

Nebula Combat
JoinNebula

A combat customizer for competitive servers: customize knockback, attack interval, attack distance, damage multiplier, etc.

Cute Pie
Don

Cute blocks

Server Factions
Calice

Adding factions interfaces !

New Biomes
Arkatron

If you like underground biomes, this thing is for you.