WowAce

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

Shows your standings with the factions.

Square Minimap and more

Displays online friends.

Replacement for default Rune Frame and more.

DataBroker display using minimap buttons.

FuBar_AmmoFu

Prompts for canceling of pet battles if no rare pet is found in the opposing team.

Automatically generate and announce optimal spirit totem assignments during the Gara'jal encounter in Mogu'shan Vaults.

A library for PvP and Battlegrounds

Allows for easy congratulating when someone earns an achievement.

QuestAnnouncer

FuBar_BongosFu

Shows optimal target to use various area healing spells

Jigsaw

Heal and decurse by clicking on customizable raid/party unit frames

Suppresses chat messages from damage meters and provides single chat-link damage statistics in a popup.

Outdated! Please use 'XLoot', available on Curse and WoWI

Manages the SavedVariables of your addon with a layered hierarchy of settings.

FuBar_uGuild