Rotting Wood
Polynium

Causes wood to slowly rot while exposed to water

Color Blocks
mt-mods

Contains colored building blocks.

BitChange
Krock

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

Leather Armor
X17

Adds an armor made of leather

My Regen Chest
Don

Spawns items when opened and will not again for determined amount of time

Oil lamps
ademant

Create oillamps with oil from leaves (basic_materials) or create oil with seeds.

Fragments
Amaz

A mapgen with a goal, with things needed to advance to the next level.

Grimoire
monk

Override tool functionality during runtime

Dyeable Steel Blocks
nemokitty9

Allows Players to dye Steel for decorative blocks.

French Toast!
RasPiManiac

Adds French Toast. That's it.

Cute Pie
Don

Cute blocks

Blood Bane Sword
Blocky Player

OP sword for moderators. In memory of an old teacher, who had a mod similar to this on a private server.

My Blocks
Don

Special Blocks

Technic Grass Clean
1F616EMO

A tool like chainsaw, but cut grass, not tree.

Fakery
iarbat

Adds counterfeit diamonds and other fake precious materials.

Discrete Player API
Hypernoot

A library for games which attaches players to node grid

Snow Cones
GreenXenith

Some simple flavored snow cones.

Minercantile
Mathias

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

color_lib
bookgirl

adds HEX colouring

My Torches HD
Don

Changes default torches to ones that burn out and cause damage

golden lava
Giga_M

add golden lava

Hardcorebrix
drkwv

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

Fly-B-Gone!
Hugues Ross

Hides butterflies/fireflies

Mycorners
Don

Put decorative corners on blocks.

Saphire
Ryft77

Adds saphire stuff

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

My Item Chest
Don

A chest that spawns different items

Geodesy
SFENCE

Geodesy tools and items

Lava Particles
karlexceed

Adds some spark particles to lava pools

More Coral
Nathan.S

Adds coral in more colors.

Strong Wooden Pickaxe
mufigilang

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

Hexagonal
GreenXenith

Proof of concept for hexagonal nodes

Spectator Mode
jp

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

Advanced Keys
Lejo

Replaces the Skeleton Key with one with multiple chests.

Classic Mese
Mathias

Classic version of mese used to craft or find during mining expeditions.

Death Coords
Niden

Show Death Coordinates

Scripted World Editor
Neuromancer

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

Ben's Gear
MissingTextureMan101

Attach tool parts to create new tools and add a whole new layer of strategy to your tool crafting!

Surprise Blocks
Wuzzy

Randomly spawns surprise blocks closely about ground level.

Bloodmagic2
mt-mods

The successor to bloodmagic.