WowAce

Monitor the remaining duration on your Mysterious Eggs and other perishable items.

Customize the PlayerPowerBarAlt display

Puts a timer in /yell when you get Unbound Plague during the Heroic Professor Putricide encounter

LDB data source for reputation monitoring.

Interface-central mount management

SacredBuff_Mounts

Scorchio!

Adds aura indicators to unit frames

Assist you with faction transfers letting you know which mounts, spells, etc you have and what they will be swapped to.

AllYouCanEat shows information about the following statistics: beverages, foods, bandage types, potions, elixirs and flasks.

Automatically switches Profiles of addons when changing spec

StarVisuals displays various data visualizations

Replacement for the default nameplates.

Meeuuuh

Filters AFK and DND messages after you've seen them once.

ActionCombat

ElfReloaded

Shows an arrow to your bite victim during the Blood-Queen Lana'thel encounter in Icecrown Citadel (your raid leader must be r...

A frame with a text that gives you the amount absorb left on target, or in TankMode absorbs left on yourself.

HealComm-2.0