NodeCore 1 slot mod
Fanticwor

makes Nodecore 8 times harder by removing 7 slots from your inventory

Upgrades
niwla23

Adds effects to players for a short time

Cloudcraft
EmptyStar

Adds tangible clouds and cloud-related items to Luanti worlds

Darks
_Xenon

Adds dark stuff

crouched
GigaByte

the player crouches

Bunny Hop
Flay Krunegan

Allows players to move faster using a key combination

Player Nametags
LMD

Adds player nametags floating above players.

resurrection cross
GigaByte

add resurrection cross

Tortou
LibraSubtilis

Turtle graphics, hyperloop travelingsystem and cubic mobs.

superspeed
GigaByte

change the player's speed x10

Mocap
mrGoodWolf

Let's players record themselves and playback the recording (NOT VIDEO RECORDING)

Molten Sailor by Dokimi
CalebJ

Boat for sailing on lava, suit for diving in lava.

Dirt Tunneler
Neuromancer

Makes dirt deeper and you can tunnel through it just by walking through it. Press spacebar/shift to tunnel upward/downward with auto placed ladders.

S Potions
Stakbox

Adds a simple potion brewing system for MTG. Includes API for adding custom potions.

Persistent Effects
epCode

An API for creating persistent effects for any object. eg. damage a player or entity over time. (like poison)

Good Sneaking
zempik10

Makes the player have better sneaking.

status effects
fluxionary

api for defining player status effects

Speed Manipulation
Volik

Change your speed!

XP Highscores
debiankaios

Add a better highscore system for xp_redo.

PvP Control
mike.monkeybiter

Allow players to set their own ability to hurt or be hurt in PvP, by chat command or by pressure pads. Nametag colour changes to reflect status.

Limited Lives
Xenon

Limits the times players can die.

Angle Grinder
Warr1024

Snap camera to discrete angles

Kill history hud
GigaByte

adds a death history on the screen

Death Coords
Niden

Show Death Coordinates

Ocular Networks
mt-mods

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

Precise Jump
Panquesito7

Time your jumps to go higher or lower!

Antipyre
Warr1024

Safety net against falling off your island

Random (Useful) stuff
pl608

A library that adds well... Random Stuff

Simple Commands
enchant97

Adds simple chat commands

HL Marker
Flay Krunegan

Teleportation Marker is a unique item that allows players to set and execute teleportation to marked positions with customizable delay times.

Boulder Dig
Neuromancer

Creates gameplay for the game Boulder Dig (inspired by Boulder Dash). Find the boulders and gems scattered throughout the regularly generated world. 2nd option is more densely packed levels.

Knockback
LandarVargan

Adds knockback for pre-5.1 Minetest clients without using entities

Brights
_Xenon

Adds bright stuff

Epic Combat
hilol

Fight your enemies with various weapons and protect yourself with distinct sets of Armour, whilst sharpening your skills in PVP and PVE.

Minefall
Astrobe

Fight, farm, explore, build. Solo or multiplayer.

Hide Name
AntumDeluge

Hide nametag from view.