Mana Regen Tick prediction: set casting time of your primary spell in "Custom Options" tab to show accurate timing for start casting and gain a tick of mana regen.
Energy Regen Tick prediction: help engage combat just before tick of regen.
Ranged Swing timer: show mark for Shoot animation, help moving between shoots with no dps loss.
Show swing timer of your target on nameplate 
Show cast bars on nameplates
Show combat in/out 
Buff reminder for Priest & Warrior
From top to bottom :
- Ranged Swing
- Cast
- Combo Points
- Mana / Rage / Energy
- Health
- Melee Swing
- Pet Health + Mana
- Real Mob Health
This is not optimized for druids that mix rage/energy/mana bars, but you can add a stance/form trigger to them if you need.
Recommended to install with this:
https://wago.io/DebuffsOnNameplates
https://wago.io/CAJQpXTXY your buffs
https://wago.io/gKg5E0VU0 your debuffs