Continue after the main quest and you have to talk with vivic or you get to become a god or something like that. It's really hard to search for quest mods so any help is greatly appreciated.
Blades Quest: Prophecy of the Lost Heir: http://lovkullen.net/Emma/blade.htm
- A quest fit for the Nerevarine. Side quests and new companions too. You have to be the Nerevarine to play this mod
Vivec's Fate: The Ashlander Heresy: http://planetelderscrolls.gamespy.com/View.php?id=4590&view=Mods.Detail
Synopsis:
This plug-in tells the story of what happens after you complete the main quest in Morrowind - the resurgence of the Dissident Priests, and the crisis in the Temple.
As events unfold around you, you must decide how to relate to them.
You can play as an Ordinator, Ashlander hero, or find your own way.