My current UI
Focused on minimal screen footprint and easy to read at any situation.
Core addons: STUF, WeakAuras, Dominos, Compact Raid (STUF raid is terrible mess..)
Several screenshots, my apologize for lower quality raid picture, taken before I found that Blizz by default take screenshots in potato quality.
Nocombat:
Configutation:
Some explanation how it works:
Raid screen: