Ocean
StarNinjas

Adds coral reefs, fish, decorative ocean blocks and much more!

Hades Revisited
Wuzzy

You have stranded on the planet Hades. Use your limited supplies to survive and use terraforming to create a beautiful habitable place. (EARLY TEST VERSION)

Kitty/Kitto Ores
nemokitty9

Nemokitty9's own ore pack. Includes Tools!

NodeCore Skyhell
Kimapr

The ultimate skyblock challenge

Multiple Biome Generator
chaosomnium

230 Pseudorandomly Generated Biomes, Trees, Fruits, Ores, Tools, and Liquids

Loria (alpha)
siegment

Survival in hardcore acid-alien sci-fi themed world

Native Villages
Liil

Adds villages of native people to the world.

NodeCore Lignite
Winter94

Adds Lignite, an ore of coal. Now outdated, please use NodeCore Coal instead. See Below.

XaEnvironment
AiTechEye

A game that aims to contain lots of environments and things.

Nether
PilzAdam

Adds a deep underground realm with different mapgen that you can reach with obsidian portals.

Alien Material
debiankaios

Adds new blocks, items, and tools from aliens. A new time begins.

Draconis
ElCeejo

Adds terrifying Dragons and powerful equipment.

Underground Challenge
Hume2

Explore all 62 underground biomes!

Grave
ElCeejo

Adds an eerie biome with multiple mobs.

Alive AI
AiTechEye

Advanced survivor ai mobs (npc, monsters and more)