My Regen Chest
Don

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

Technic use Battery
1F616EMO

Use energy from RE batteries in the inventory

Fragments
Amaz

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

Gift Wrapped
Bas080

Wrap nodes in gift wrapping and place a ribbon ontop to show you really care.

rtp
bookgirl

Random teleport commands (/rtp and /wild)

My Parkour
Don

Nodes for making a parkour track

Scripted World Editor
Neuromancer

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

Vampire
sauvva

the player can become a vampire by drinking a potion

Beautiful Boulders
regulus

Procedurally Generated Rocks with (pretty) Accurate Collision Boxes

Scanner
Thresher

Lets you read and write books via digilines

sfinv++
swagtoy

Improves the inventory, and fixes some formspecs throughout some mods.

Colored Steel
cd2

Adds colored steel blocks.

XP Highscores
debiankaios

Add a better highscore system for xp_redo.

Mine
SkyBuilder1717

Adds many types of mines

More Ladders
SkyBuilder1717

Adds more ladders and sticks!!!

More Coral
Nathan.S

Adds coral in more colors.

Technic Recipes
alerikaisattera

Extra recipes for processing various items with Technic machines

My Appearance
Don

Change Your Appearance

My Land
Don

Claim your land and protect it

Ores Expansion
Groin

Adds a new ore ( for now ) called "Rozeemerald".

Uncrafter
JoeEnderman

Adds an uncrafting table

Minercantile
Mathias

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

Tile Floors
ClassicAdam

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

My Siding
Don

Adds lines on one side of block to make it look like siding

Colored Leaves
Otto

Adds several colors of leaves

Randomized Map-specific Ores
Piezo_

Adds two randomly created ores to each world with varying properties depending on the world's seed

Good Sneaking
zempik10

Makes the player have better sneaking.

Saphire
Ryft77

Adds saphire stuff

My Flooring
Don

A basic set of flooring

LDF Race And Parkour
lister

Race/Parkour Timers and Record Tables

Spectator Mode
jp

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

Cannonballs
AwesomeDragon97

Launch explosive cannonballs at your enemies.

Unstable Caves
M BLOC

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

Cave explorer tool
SFENCE

Cave explorer tool to use acoustic signals for undergound exploring.

golden lava
Giga_M

add golden lava

Trucraft
mt-mods

An alternative crafting system done entirely in the world.

Digichat
SpinningCubes

Adds a block for sending chat messages using Digilines.

Renewable Desert Stone
Emandac

A crafting recipe to craft desert stone.

Respawn Kit
Deadlock

Adds a "respawn-kit"-Chest. A Copy of everything you put in it, will be given to you on respawn. (With configurable Black/White-List)

Stardust
alerikaisattera

A mineral found at high altitude and items made with it