Nether Mobs
rael5

Add monsters and dragons to your nether world.

Alive AI
AiTechEye

Advanced survivor ai mobs (npc, monsters and more)

Hammer Of Power
Lone_Wolf

Adds a steel hammer and the powerful version that you can create from it.

Cannons
addi

Adds Cannons. Insert muni and gunpowder, and punch it with a torch. The muni can destroy nodes and hurts players.

Slimes inspired by TheManaWorld
Piezo_

Adds several types of slimes inspired by TheManaWorld

PaleoTest
ElCeejo

Adds Prehistoric Fauna and Flora to Minetest Game

Grave
ElCeejo

Adds an eerie biome with multiple mobs.

Spears
Echoes91

Adds spears, versatile weapons that can be thrown.

Projectiles
Noodlemire

Adds various projectile weapons which work based off of MT 5.3.0's new collision info provided to objects' on_step functions.

Death Compass
FaceDeer

A compass that points to the last place you died

NodeCore Sharks
GreenXenith

Hammerhead "sharks" for NodeCore

Torch Bomb
FaceDeer

Place torches throughout your entire surroundings with a torch bomb

Hook (survival tools)
AiTechEye

Survive & climbing tools

Ocular Networks
PolySaken

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

Whack-a-Corn
Avicennia_g

Use vaguely familiar tools, weapons and other items to smash "eggcorns" in this frantic, Nodecore-flavoured, smash-and-dash styled minigame.

Tower Defense
CBugDCoder

The Tanks are coming. Are you ready?

Throwing Redo
Palige

New throwing implementation designed to be extensible

Temperature Survive
AiTechEye

Makes you feel temperatures

After Earth
AiTechEye

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

Axis Tools
PolySaken

All the functionality of tinkers construct, but all in your inventory.

Nightandday
sofar

Allows you to have different day and night speeds.

Knockback
Lone_Wolf

Adds knockback for pre-5.1 Minetest clients without using entities