Spawn redo
cathaya7d4

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

Hardcorebrix
drkwv

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

More Coral
Nathan.S

Adds coral in more colors.

Spectator Mode
jp

Allows you to watch other players in their 3rd person view.

Fakery
iarbat

Adds counterfeit diamonds and other fake precious materials.

Kits
Pyu

An API for creating kits

itemshelf (Fork)
nac

Generic item shelf with 3D items on display

Server Essentials
jolethen

An essential mod for any server

XP Highscores
debiankaios

Add a better highscore system for xp_redo.

Drawstruct
Xenon

Draw or generate random structures

Debugging Console
sorcerykid

Provides an in-game HUD to easily monitor debug output

Dyeable Steel Blocks
nemokitty9

Allows Players to dye Steel for decorative blocks.

Grimoire
monk

Override tool functionality during runtime

Colourful Ladders
Itz-Noah

40 colourful wooden ladders

Colored Steel
cd2

Adds colored steel blocks.

Hero Mines
Neuromancer

Can you rescue the miner trapped at the bottom of the mine? Creates mines that are used as levels for the game H.E.R.O.

Dye Mixer
LRV

This mod removes the mixes of dyes and the crafting recipes that allow you to dye wool and make them craftable in the Dye Mixer.

Scraps
Goops

Allows to recycle metal tools

Minebase Core
ThatCommand

Adds APIs and new dynamic functionalities.

LWComponents Spawners
mt-mods

Register spawners for lwcomponents.

Offline Phantoms
Kimapr

Players leave "phantoms" when leaving; other players can take items from those

Element Exchange
enchant97

Exchange nodes into other nodes

Giftbox2
Wuzzy

Gift boxes that players can give to other who will then receive random items

golden lava
Giga_M

add golden lava

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

Brights
_Xenon

Adds bright stuff

Petards
IlzumiZeminori

Miscellaneous pyro things

Staff Channel
_Xenon

Write messages only to staff

Armor addons
CosyDeer

Additional armors and outfits for 3d armor / Asuna

Bounty
csirolli

Place bounties on players

Great British Pound
angry_hd1

Adds A Simple Currency System

Shortcut
Derevio

Adds the ability to set shortcuts to commands.

Configuration Pack
X17

Contains several node setting changes

Tile Floors
ClassicAdam

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

LDF Race And Parkour
lister

Race/Parkour Timers and Record Tables

Invisible Blocks
Truemmerer

Add invisible Blocks

Random (Useful) stuff
pl608

A library that adds well... Random Stuff

Vehicle Mash
Panquesito7

Adds many types of vehicles: cars, boats, hovercrafts and more.

Warning: Non-free media.

idiamond
soeren

With this new feature, you can press ordinary diamonds into industrial diamonds, effectively doubling your diamond count and maximizing your resources.