WowAce

Food/water macro generator

Displays the remaing cooldown of the action you tried to use

Allows the user to preview and track their progress in the collection of various transmogrification appearance sets

Keeps track of HoTs, DoTs, Buffs and Cooldowns. With audio and text alerts to refresh them.

Shows you the radius of your totems.

SacredBuff

Displays Pet Info for Hunters and Warlocks. Also keeps track of Stables and Pet and Demon skills.

One large inventory.

Checks your gear before bosses and yells at you if you're an idiot

Babble-2.2

Show item durability and quality in the character frame.

GotWood

A replacement tradeskill window

Collects Herbs, Mines, Gas Clouds and Fishing locations and adds them to the worldmap and minimap

A FuBar plugin for Converge Guild Officers.

Point to quest POIs on your minimap

FuBar_BattlegroundFu

HUD that you can tweak the way you want.

Regain that wasted space!

Incoming Heals