WowAce

Facilitate better communication for loot councils

Keeps track of honor, PvP statistics, BG Marks, and Arena points.

Adds Raid Target Icon status to Grid (Player or Player Target).

Automatically sells low quality gray items and selected white items to the vendor.

Needja Tracker

aX_RaidStatus

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

Library to provide non-explicit cooldown tracking and callbacks.

Automatically invites player from templates.

Audible Alerts for self-gain, self-lost, any-gain, all-lost of statuses.

Customizing your buff display

Shows optimal target to use various area healing spells

This addon helps us track Renewing Mist and Uplift for Mistweavers.

Sniff

RootsBidder

Enable/Disable addons for your character in game

Dailies Quest Tracker

A death track window for Recount

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

Open those clams (and other containers)