WowAce

GirlFriend

Check the quality of wild battle pets

Make it easy to explain bosses in Raids.

Handles the assignment, coordination, and announcement of many parts of the Lich King encounter in Icecrown Citadel.

A loot distribution addon meant to improve master looting during raids.

Keeps track of resurrection spells cast in a group

Displays friend notes in unit tooltips, at logon, and in /who results.

OneChoice tries to help you reduce quest reward choices down to, ideally, one choice.

Create reagents easily

FuBar_AbramsFu

Hitman

Right-click on minimap blips to open a targeting menu (out of combat).

Adds a button to the quest completion interface which allows you to auto equips selected quest Item after completion

ORLIC

Test whether the player can really dispell a buff or debuff, given its talents.

SurfaceLib

Voyeur

Provides quick notification (sound and visual) of your tanking status of your current target. Meant for tanking.

ScoreSort

Make your whole party/raid aware of whats happening during and after a readycheck