Aether
iarbat

Adds a hard to obtain yet powerful substance called Aether.

Power Rangers Modpack
LC Creations

Adds power rangers and an API to create your own.

Lava Ore Gen
Coder12

Makes the lava turn stone into ore over time.

Missions
BuckarooBanzai

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

Utilities for Underch - extension pack
Hypernoot

Extend the Underground Challenge by miscelaneous utilities and change some recipes

Hard Trees
octacian

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

Random Cool
pl608

Adds random ores on lava cool

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

Stairs Recycle
DumbDave961

Turn stairs into ingots, slabs, or different stairs. Smelt cobble stairs into stone stairs. Highly recommended for Oneblock survival. Based on Simple Recycle by Jolesh.

Axis Tools
mt-mods

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

Sailing
cakenggt

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

Unprotector
Kimapr

Bypass Protection Sorcery in survival

Meze
Calinou

A special ore that kills you when mined.

Infinite Wood Mod
thehumanarachnid

You can now get infinite wood in survival

Grave
ElCeejo

Adds an eerie biome with multiple mobs.

Nether Mobs
Dirkfried

Add monsters and dragons to your nether world.

Wilhelmines Sounds
Liil

Adds ambient sounds to the landscapes of Living Floatlands, Living Desert, Living Jungle, Living Caves and Natural Biomes

Technic Armor
mt-mods

Adds armor made from lead, brass, cast iron, carbon steel, stainless steel, tin and silver

Armor HUD bar
Wuzzy

Adds a HUD bar displaying the current damage of the player's armor.

Real Torch
TenPlus1

Realistic torches that go out eventually and drop in water

Castle Weapons
FaceDeer

Provides several medieval weapons for use around castles

Stamina++
swagtoy

Adds stamina and sprinting (no hunger!)

Chemistry
Emiliano

A package that adds More Ores and Things

The Composter
Dino0815

Adds a composter to make dirt out of your leaves.

Painted 3D Armor
Beerholder

Adds banners to your armor, either painted using the painting mod or created using the banners mod

Desert Ores
DumbDave961

Generates ores in deserts and other biomes. Also spawns raw ore blocks if enabled. Biome specific ore node variants coming soon.

Sleeping Mat
kestral

Simple sleeping mat made out of grass.

Super Foods!
LoopyAntenna

Adds many new foods, such as cake, watermelon, coconut, and cheese! You can even play in Survival!

Sponge
56

Water-removing sponges.

X Clay
SaKeL

Adds hardened clay.

Falls
Just_Visiting

A Particle-based Waterfalls/Lavafalls Mod

Underground Challenge
Hypernoot

Explore all 62 underground biomes!

Hazmat Suit
1F616EMO

Protect wearer from fire and radiation

S Battlehammer
Stakbox

Adds a battlehammer weapon with high knockback for MTG (compatible only with Mobs Redo API).

Handmill
Nordal

Adds handmills and threshing floor.

Mesebox
johalun

Mobile storage box powered by Mese

Strange Weapons
Robot10&Scheletor

Adds many strange and improbable weapons

Avanti Savoia!
JetpackJackson

Adds WW1 stuff, I guess?

Mining Rework
JevFungus

Changes ore generation to be "nicer". More ore, in bigger clusters, much higher up. (mese blocks start at y = -100).