Electric Screwdriver
skiscratcher

A supplement to screwdriver, to speed up placing blocks in a repetitive way

Prismatic Stone
doomburger

Adds decorative prismatic stone blocks, coral dyes, and six new crafting recipes.

Breadcrumbs
FaceDeer

Path marker signs for use when exploring a twisty maze of passages that are all alike.

Pencil Redo
1F616EMO

Tool to edit infotext of nodes

Unknown Object
1F616EMO

Bring spawnable unknown object to the game

Scraps
Goops

Allows to recycle metal tools

Math blocks
Giulio

Adds decorative math blocks to help in teaching

Textmod
NovaX

Adds a /text command to spawn floating colored text in the world. Idea by nono.

Unified Stamina API
TestificateMods

Provides a universal API for handling different mods that provide a stamina bar

Euthamia
Avicennia_g

Grassy Goldenrod plant for Nodecore

MineClone2 Welcome HUD
AFCM

Show welcome bossbar in the HUD

Get Biome Data
ROllerozxa

Get biome data from core.get_biome_data

Prop Hunt Modpack
Jo5629_

Transform into nodes and with a minigame.

World of Life
LMD

Simulates 3D cellular automata in your entire world. WARNING: you will lose items & buildings in your world.

Advanced Breath and Health APIS
liteninglazer

Creates APIS to allow different players to heal health and allow different players to breathe different items.

NodeCore PumMINE
Winter94

Mineable pumice

action queues
fluxionary

provides an API for queuing things for batch processing w/ various ways to specify the batch "size".

My Torches HD
Don

Changes default torches to ones that burn out and cause damage

Star
Wiz

A* Pathfinding algorithm implementation

Ruby Tools+
ReinPlayz

Adds ruby ore, ruby tools, and ruby blocks balanced around diamond-tier gameplay.

Think Block
Thebinoman

This block can think random thoughts.

Mailbox
1F616EMO

Inbox for items

Function Delayer
Hybrid Dog

Allows executing functions after a delay to reduce possible lag (EDD scheduler?)

Kill Button
niwla23

Allows you to kill yourself from the UI

TNTTag
debiankaios

A player is holding TNT which is about to explode; they must tag other players to get rid of it

BabelFish Mail
1F616EMO

Translate mails into the player's preferred language

Short Names for worldedit
niwla23

Adds short number aliases to some nodes like in MC

Tac Nayn
GreenXenith

Adds Nyan Cat's evil twin, Tac Nayn (and a gray-scale rainbow).

Petroglyph Maker
Neuromancer

Create your own petroglyphs on Desert Stone

More vector helpers
Hybrid Dog

Adds more vector functions.

Horadric cube
Xevin

An artifact that can transmute items

Direction Compass
APercy

Adds a compass

NodeCore Bells
GreenXenith

Glass bells for NodeCore

Spawn redo
cathaya7d4

Drop-in replacement for default/spawn for more third-party biomes

Simple Playerlist
Fruitsnack

Mod that adds a menu to see all connected players

Archipelago for Piranesi
Warr1024

Connect Piranesi Restoration Project to Archipelago Multi-world Randomizer

Hades Revisited back-compatibility
SFENCE

Make old Hades Revisited world compatible with new versions of Hades Revisited (from version 0.7.0 to 0.13.0).

Super Axe
adrian-castravete

An automatically wood chopping axe.

Satchel
Avicennia_g

Attempt at adding a formspec-less inventory interface.

Better Bookmarks
jkoop

keep location bookmarks, like /sethome