Draconis
ElCeejo

Adds terrifying Dragons and powerful equipment.

Nether
PilzAdam

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

Nodeverse
aerkiaga

A procedurally generated space exploration game

Cloud Items
Panquesito7

Powerful cloud tools.

The Lower Road
Deadlock

Adds a long road from -Z to +Z to the world, during world-generation.

SkyRealm for NodeCore
Warr1024

SkyBlocks inside vanilla NodeCore

Hiking Redo
Hume2

Complete set of hiking signs