Aquamarine
RasPiManiac

Adds Aquamarine ore, ingots, etc.

Variety Fork
awuuwa

Fork of Atlante's Variety

Climbable Trapdoors
ZenonSeth

Makes the wood and steel trapdoors climbable

Tomahawks and Throwing Knives
Pixelated

Introduces new weapons

Sedimentology
sofar

A mod that adds realistic erosion and degradation of rocks.

Clay Bricks
AwesomeDragon97

Adds colorful clay bricks.

Fast Build Tool
playduin

Tool for fast box building

Metallicum
Ludus

The power of Titanium!

blackhole containment box
Soundwavez

cool swirvy gravitational blackhole boxes, that can be used to "ahnialate" enemy bases, or for "deforestation" aah i love abms! (extra dramatic!))

Aqua Farming
Clyde

Farming under Water, now it's possible.

Multitools
ChimneySwift

Adds a series of multi-purpose tools

Sieves
AwesomeDragon97

Adds sieves that are used to separate (occasionally) valuable debris from sand.

My Scaffolding
Don

Scaffolding to help you reach high places

Living Grass
karlexceed

Adds a simple lifecycle to grass

Upgrade Packs
Krock

Provides craftable packs to players to increase their health and breath

visible health bar
Giga_M

adds a visible health bar above the player

Reinforced Diamond Tools
ImAlreadyHere

A sword and a pickaxe that are really strong and can be crafted with diamond blocks and sticks.

Stairs Recycle
DumbDave961

Turn stairs into slabs, different stairs, or back into blocks. Smelt cobble stairs into stone stairs. Highly recommended for Oneblock survival.

Asbestos
AirplaneMan

Useful Fire Proof Asbestos for your world

Placeable Buckets for Catching Rainwater
Noodlemire

Allows empty buckets to be placed as nodes in order to collect rainwater.

Infinite Chest
Dragonop

Adds a configurable chest that gives an infinite amount of something.

Un-Craft Table
Troodon

Adds an uncraft table

Chocolatestuff
lazerbeak12345

Adds edible chocolate tools and armor.

Titanium
Hybrid Dog

Adds titanium which is very strong and lasts for a long time.

Kitty/Kitto Ores
nemokitty9

Nemokitty9's own ore pack. Includes Tools!

Nyfty Blocks
Ryft77

Adds some nifty blocks

Bed Notifications
Bob64

This adds chat messages that tell other players when a player leaves or enters a bed and when players can sleep.

Tomb Stones
Nathan.S

Adds many shapes and styles of tombstones.

Trails
X5Dragonfire

Allows you to make paths in grass with ground roller

gooey mess reborn
timm

a funny addon that is bigger,better, and a lot more of a goofy time

Axis Tools
mt-mods

All the functionality of tinkers construct, but all in your inventory.

Medieval (Fork)
DragonWrangler

an addon to darkage

void grenade
Giga_M

add an void grenade

Ham Radio API
VinAdmin

Add-on for the Ham Radio mod that allows you to implement the transmission of messages between servers via web api

CodeBlock
giga-turbo

Use lua code to build anything you want

Random Cool
pl608

Adds random ores on lava cool

MT Expansion
GamingAssociation39

An expansion for MTG

Bread
Lahusen

Just my favourite bread recipes

Missions
BuckarooBanzai

Adds blocks to create missions with rewards, timeout and penalties.

Sailing
cakenggt

Live in a tropical paradise where you can sail, mine coconuts, etc.