WowAce

Shows the health of the player's current bodyguard.

lugMD

RotLatency keeps track of your reaction to cooldown expiration.

Visual Raid Cooldown Tracking

Show coordinates on minimap

Adds manabars to the sides of Grid frames.

Does a /who search of multiple dungeons.

Generate a macro with random mounts

Don't underestimate your little critters!

Automagical macros for each talent tier.

EQCompare

A Data Broker add-on for quickly switching your specialization with gear set and loot specialization.

Adds your name to chat messages

EasyDKP

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

Makes your item stats shine!

Collects, analyzes and presents information about the virtual economy.

Aspect checker addon for Hunters.

Historian

Simple oRA3 Maintank Target Frames, based on oUF