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.

Spawn redo
cathaya7d4

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

Lava Particles
karlexceed

Adds some spark particles to lava pools

Strong Wooden Pickaxe
mufigilang

Add strong wooden pickaxe that destroy stone as fast as diamond pickaxe

Cube Nodes
Andrey01

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

Throwable Snowball
ComputeGraphics

Adds a throwable Snowball

World Borders
argyle

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

computer
GigaByte

Add a computer with basic functions.

Weedstone Random Mod Thing
chaosomnium

Originally meant to be a simple electronics type mod inspired by redstones, I messed around with the code after getting bored and got this weird mod, and now it's this thing. Enjoy I guess?

Fakery
iarbat

Adds counterfeit diamonds and other fake precious materials.

BitChange
Krock

Money items for your world. You can mine bitcoins. Sort of.

Death Coords
Niden

Show Death Coordinates

Snow Cones
GreenXenith

Some simple flavored snow cones.

Sun Flowers
Hybrid Dog

This mod generates flowers which close their heads at night.

TurtleMiner
BirgitLachner

A Mod to let Kids start programming with a turtle that can move around in the world, and dig and build what the user wants.

My Stacks
Don

Changes the max number of items in each stack

Colored Stone
Clyde

provides colored stones.

Debugging Console
sorcerykid

Provides an in-game HUD to easily monitor debug output

Pink Lava
TenPlus1

Adds pink lava to certain depth of map with new mahogany obsidian block

Purple ore
X-DE

Adds new purple ore to floating islands and caves from height 200 to 31000.

Scripted World Editor
Neuromancer

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

Server Essentials
jolethen

An essential mod for any server

Quarry Link
gabriel1379

Enables use of Quarry Mechanics with the stone-like and resource-nodes of other mods.

Unstable Caves
M BLOC

Some stones may cave in if punched, making underground expeditions more risky.

MathPlot
kyleclaassen

A tool for constructing mathematical curves/surfaces/solids.

doorbell
Miniontoby

A doorbell mod with sound

Colored Leaves
Otto

Adds several colors of leaves

Dirt Tunneler
Neuromancer

Makes dirt deeper and you can tunnel through it just by walking through it. Press spacebar/shift to tunnel upward/downward with auto placed ladders.

Minercantile
Mathias

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

Grimoire
monk

Override tool functionality during runtime

Noriel Sylvire's Minerals Core Modpack
Noriel_Sylvire

An API for automatically registering recipes, nodes and ore generation.

Area-Locked Chests
1F616EMO

Locked chest that check protections

Geodesy
SFENCE

Geodesy tools and items

Surprise Blocks
Wuzzy

Randomly spawns surprise blocks closely about ground level.

moneybag
GigaByte

add money bag

New pickaxes
Arkatron

Adds new pickaxes

Metatool
SX

Provides API to register node metadata tools along with few useful tools

Colourful Ladders
Itz-Noah

40 colourful wooden ladders

Useful Contraptions
theFox

Some useful contraptions / machines.