Nyfty Blocks
Ryft77

Adds some nifty blocks

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!))

Bread
Lahusen

Just my favourite bread recipes

CodeBlock
giga-turbo

Use lua code to build anything you want

Kudzu
chaosomnium

kudzu (invasive spreading plant) mod, with useful crafts and items

Trails
X5Dragonfire

Allows you to make paths in grass with ground roller

vexcazer
AiTechEye

Ultimate build+mine & admin tool

Axis Tools
mt-mods

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

Medieval (Fork)
DragonWrangler

an addon to darkage

Utilities for Underch - extension pack
Hypernoot

Extend the Underground Challenge by miscelaneous utilities and change some recipes

Lava Ore Gen
Coder12

Makes the lava turn stone into ore over time.

void grenade
Giga_M

add an void grenade

My Mason Hammer
Don

A hammer to make stairs, ladders and footholds

golden_bread
MR_breaddz

golden bread

visible health bar
Giga_M

adds a visible health bar above the player

Hard Trees
octacian

Require tools to break trees and introduce beginner-tier rock tools.

Tomb Stones
Nathan.S

Adds many shapes and styles of tombstones.

Zinc
alerikaisattera

Zinc metal, used for making brass

Titanium
Hybrid Dog

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

English Phonics
Neuromancer

English Phonics (Learn how to sound out words and to read)

Infinite Chest
Dragonop

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

Jukeloopbox
ulla

A simple jukebox that can be used for small looped tracks, or simply to listen to music

Loose Rocks
eduardomezencio

Adds loose rocks which generate randomly on the surface.

OreControl
elnoonlini

Fully configurable ore generation control system

Sailing
cakenggt

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

Block In Block
TumeniNodes

A silly mod to spark creativity

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

X-fangs
Octavian2011

adds suits for speed and look

Ghost Snip (spectrum bow)
scorpiox8659

Add a bow named "Ghost Snip"

City Block II
sorcerykid

Disables use of water and lava buckets within a designated area

Land Rush
BrandonReese

Chunk-based protection.

Random Cool
pl608

Adds random ores on lava cool

More Pickaxes
Koda_

Adds additional pickaxes to the game

The Grue mod
Majozoe

It is pitch black. You are likely to be eaten by a Grue.

Aether
iarbat

Adds a hard to obtain yet powerful substance called Aether.

Coconut Trees
AwesomeDragon97

Adds coconut trees that appear on beaches

book_runner
fluxionary

run a command and put the output in a book

Bed Notifications
Bob64

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

Teacher: Locked Chests
1F616EMO

Tutorial for MTG Locked Chests