WowAce

opens/closes all bags when at merchant (instead of only the backpack)

Announces results of readychecks to the raid/party, installs "/rc" alias, shows rc timer bar

GemList

A shaman mod

Dynamically atering layout in raid environment (Tanks, Ranged / Melee DPS, Healers)

Data broker for keeping track of your Ankh cooldown.

T_Tracking

Customizing your buff display

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

Enable/Disable addons for your character in game

NextStep

Library to provide non-explicit cooldown tracking and callbacks.

Remaining and rested XP Data Broker plugin.

A FPS Data Broker plugin.

For Developers (of Addons which uses LibWho-2.0): show queues and queries in realtime

XP and Reputation bars

Keeps track of healing spells cast by everyone in a group.

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

Retooled Professions

Fancy up the ExtraActionButton frame