Hoverboard
mazes

Hoverboards

Drawstruct
Xenon

Draw or generate random structures

nodeu
ulla

metal blocks stair railing coloured

Colored Steel
cd2

Adds colored steel blocks.

Pineapple
Neuromancer

Pineapple crop for tropical biomes

Aquamarine
RasPiManiac

Adds Aquamarine ore, ingots, etc.

Hardcorebrix
drkwv

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

My Torches
Don

Changes default torches to ones that burn out and cause damage

Cthulhu eye boss
GigaByte

Cthulhu eye boss adds

Smart Renting
AiTechEye

Smart renting: Rent out your locked things and earn money!

New Economy
Aa1a

Add 3 coins in game ( gold , steel , diamond )

Realm Lamp
GenesisMT

A rainbow gradient block for decoration and with differents speeds.

Item Holders
Jose_ManuelS18

Adds 'Item Holders', blocks that hold your items in display, also provides a API.

Beautiful Boulders
regulus

Procedurally Generated Rocks with (pretty) Accurate Collision Boxes

3D Armor Mobile
LandarVargan

Adds a command to bring up a formspec that allows mobile users to put on armor

Renewable Desert Stone
Emandac

A crafting recipe to craft desert stone.

Lava Particles
karlexceed

Adds some spark particles to lava pools

Mycorners
Don

Put decorative corners on blocks.

Top players
GigaByte

Adds a kill, deaths, and kd counter to players.

3D Spikes
BryanGruik15

Adds spikes to the game.

Atium
GenesisMT

A strange a ore with tools.

computer
GigaByte

Add a computer with basic functions.

GC Gamemode
stellarorion

Easily switch between the survival and creative inventory

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Nextgen Compass
StarNinjas

A compass item which points towards the world origin.

Prefab Redo
cheapie

Cheapie's version of Dan's old prefab mod, which adds pre-fabricated concrete elements: catwalks, benches, ladders, railings...

Invisible Blocks
Truemmerer

Add invisible Blocks

Cube Nodes
Andrey01

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

Snow Cones
GreenXenith

Some simple flavored snow cones.

More Coral
Nathan.S

Adds coral in more colors.

Random (Useful) stuff
pl608

A library that adds well... Random Stuff

Fire extinguisher
SkyBuilder1717

Adds fire extinguisher, which can extinguish some fire

GetName
kevins

Adds an API and tool to generate random names for NPCs, mobs, and places.

Autobuilder
limafresh

Adds a GUI for building cubes with customizable width, height, and length.

Livetools
AiTechEye

Craft tools which have a life of their own - they can fight, dig, or place for you

Throwable Snowball
ComputeGraphics

Adds a throwable Snowball

Multitool Mod
thediamondlego

Adds a new tool that does the job of all the other tools(except hoe and screwdriver). Also has bouble the durability of a diamond tool!

Scripted World Editor
Neuromancer

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

Scraps
Goops

Allows to recycle metal tools

bridgemaker
mike.monkeybiter

A refillable machine to easily create simple block bridges across caverns and valleys.