Really Cool Mods

UI sounds & more.

Integrated Stronghold is a mod that replaces the old and bland vanilla stronghold structure with a heavily detailed dungeon built with modded blocks from Create, Quark, and Supplementaries.

Photon - Making mc effects as Unity.

Allows you to manipulate the available inventory, hotbar, armor and crafting slots on a per-player basis.

6 new underground dimensions to explore, with 3 new bosses

A Data Pack that creates Nether and End dimensions that use the default overworld terrain.