Inventory Manager
Flay Krunegan

Allows you to view and edit the inventory of the players

Orecutting
bell07

Ore mining helper

Chromakey
SkyBuilder1717

Adds an chroma blocks for videos or photoshop.

Spikes
niwla23

Adds wooden, steel and titanium spikes.

Mines
ApolloX

Regenerating terrain

New bricks
DimonPy

adds 119 new bricks and grinder

Super Axe
adrian-castravete

An automatically wood chopping axe.

elysium
GigaByte

add a elysium command

Example Lua mapgen
ROllerozxa

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

MineClone2 Build Limit
AFCM

Add a build limit to MineClone2

Fruit Tree Framework
kronosta

Adds a way to easily add fruit trees, and the ability to have saplings for any item through /giveme

Spdlimit
unacceptium_core

speed limit signs for the map project Metrotest

Drawstruct
Xenon

Draw or generate random structures

Archipelago Library
Warr1024

Archipelago multi-world randomizer integration library

YL Ticker
AliasAlreadyTaken

Displays messages once per timeframe

NodeCore Coal
Winter94

Adds 3 ores of coal to NodeCore.

InvManager
IlzumiZeminori

Allows to check and remove items from players' inventories

Hades Endgame
VeproGames

Adds various goodies to Hades Revisited, focused on Late/Endgame

Cave Ambience
Thresher

Adds scary cave ambience

Fake Liquid
SkyBuilder1717

Adds a fake liquids

Timed World Modifiers library
karamel

Environmental ABM that could be triggered on a very wide range of nodes but only a few at a time.

SmartFS
rubenwardy

A library to allow mods to make Formspecs, a form of GUI, easily.

Easter Eggs / Ostereier
Ineva

Adds various coloured eggs for Easter!

Tdl`s Staffs
tdldaboi

Adds elemental staves to the game.

nodeu
ulla

metal blocks stair railing coloured

Item Replicator
ApolloX

Replicate items with ease.

Petards
IlzumiZeminori

Miscellaneous pyro things

Colored Steel
cd2

Adds colored steel blocks.

Scripted World Editor
Neuromancer

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

Colored Chat Text
Bob64

This makes the chat messages a different color depending on what you set it to in the settings.

Guilds
RisingLeaf

Adds a very basic guild system.

Pineapple
Neuromancer

Pineapple crop for tropical biomes

Lighting Rocket
lag01

For temporary lighting large areas

Dialog Redo
1F616EMO

Flexable dialog API

Hardcorebrix
drkwv

Adds durable building materials that won't break on a first dig.

Unlit Music
nurd3

Official OST for Unlit

Mid Measure
ANAND

Quickly get the distance between two nodes and calculate their mid-point

Anti Exploit
LMD

Protects against exploits

Leaf Particles
karlexceed

Adds some leaf particles under leaf blocks

Horadric cube
Xevin

An artifact that can transmute items