WowAce

FuBar_RegenFu

Battleground Timers in a HUD around the Blizzard BG status

FuBar_BongosFu

Provides the ability to suppress specific spellcasts like "Deaden" from your casting bars.

Cartographer_Trainers

Displays info about who rolled Need/Greed/Pass on items that are currently rolled for

A simple data broker display for current Artifact Power

WF3sec

T_ItemInfo

Lists Pots and Herbs you got on all chars and allows you to specify color coding

Swiss Army knife for instances, including player tracking, ignore buttons, loot tracking, notes, and more.

Gives a Smoother Quest Experience

Show coordinates on minimap

Displays an alert whenever you loot an item for the first time.

MountUp

Talismonger-3.0

Sneakily inspect how much gold your mouseover target has made so far.

Posts a BigBrother-QuickCheck to the raid-channel when a readycheck is started

Adds on-screen buttons for the farming tools and seeds.

Monitors the combatlog identifying players from the oposite faction near you.