What this does:
Interrupts - Yellow cast bar to easily identify spells that can be interrrupted. Gray is uninterruptable
Buffs and debuffs - Shows important stacks and buffs. Blue frame around is Magic debuff (purge). Red is enrage (soothe).
Let me know about issues and suggestions. Not tested on all classes.
Requires Plater addon
https://www.curseforge.com/wow/addons/plater-nameplates
How to import:
1. Type /plater in chat
2. Go to "Profiles" tab
3. Import profile
4. Paste import string from this page