World Borders
argyle

Add impenetrable barriers to the sides and bottom of the world.

Cube Nodes
Andrey01

Adds colorful blocks with various symbols as letters, digits, punctuation, emoji and special signs.

Tile Floors
ClassicAdam

Various colors of tile flooring in 16px and 256px res

EZ Voxel Builder
MAIgtoS

Allows player to easily place, remove, copy and paste nodes (blocks) in bulk.

Quikbild
MisterE

quikbild Minigame

Uncraftable Recipes
ReinPlayz

A small mod that adds shapeless recipes for lava, water, river water source blocks, and grass block.

Admin mailing list and report
1F616EMO

Add mailing list for admins and moderators, and a report function

Nyancat's heaven (reworked)
Hybrid Dog

Adds a nyanland in the sky

Geodesy
SFENCE

Geodesy tools and items

Item Snatcher
TestificateMods

Makes the apple snatcher from Wuzzy's tutorial game available as a standalone item.

Bouncy Leaves
1F616EMO

Adds bouncy and fall damage reduce effect to leaves

Landscape Shaping
cronvel

Landscape shaping tools and API

Spdlimit
unacceptium_core

speed limit signs for the map project Metrotest

node entity queue
fluxionary

a queue for spreading out the generation of node entities over multiple server steps (smartshops, signs, itemframes, etc).

Statues
BryanGruik15

Adds statues of various sizes to the game.

Falling Stairs
lazerbeak12345

Adds falling stairs and slabs for gravel, sand and others.

Improved 3rd person (CTF)
fancyfinn9

See and do more when you're in 3rd person! (Made for CTF)

Manners
brylie

Polite farts and burps.

NodeCore Nature: Revised
Warr1024

Updated, fixed, enhanced edition of Winter94's NodeCore Nature

Make fighting harder by allow damage to be done to attached player (player in cart, on boat, etc)
SFENCE

Limit defensive potencial of some entities, player can be attached to.

More Heads
michi16bit

Add More Monster Heads

Central Message
Wuzzy

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

Archipelago for Piranesi
Warr1024

Connect Piranesi Restoration Project to Archipelago Multi-world Randomizer

Shield Tome
DarkXWolf17

Magic Shield Tome.

Hbdrunk
UnchainedDevelopment

Adds intoxication effects and HUD bar to display intoxication level.

Shifter Tool
jwmhjwmh

Adds a tool for moving nodes as pistons would

Open Inventory
Grandel

Remotely open player inventories with server privilege.

Turtlebots Mod
jmole

Turtle Bots that you can program to build anything! Can be used alongside other Luanti games.

NodeCore Flood
Hussell

Water floods caves

Lava Particles
karlexceed

Adds some spark particles to lava pools

Symmetric Crafts
louisroyer

Add vertical symmetry in crafts.

This should be make sense!
1F616EMO

Adds missing crafting recipes that should exist

bucket (redo)
fluxionary

a bucket which functions like a normal tool.

Minercantile
Mathias

Economy featuring a primitive supply and demand system for exchanging goods.

Basket Cooking
1F616EMO

Cook all stuffs inside a basket with electric furnaces

NodeCore Adamant: Revised
Winter94

Adds Adamant, a new metal ore, deep underground/

Multiblock Lib
Mindcool25

Multiblock structure handler

Digiline Router
Darin755

A digiline block that routes (forwards) digiline messages based on channel prefix

Good Sneaking
zempik10

Makes the player have better sneaking.

MFSM Multiple Finite State Machine
Sumi

Allows for multple states to be active, while maintaining typical state machine behavior. Good for gamestate and mobs.