WowAce

Adds achievement reminders to BigWigs

Display who crossed the charges on Thaddius

Make it easy to explain bosses in Raids.

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

Whats

Makes tracking reputation much simpler. By InSo(v)nIaX

Shows the group leader, raid assistants, and master looter in Grid.

Facilitate better communication for loot councils

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

LibDataBroker plugin showing some random XP related data

Shows optimal target to use various area healing spells

Makes grid QuickHealth aware

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

FuBar_NavigatorFu

Allows custom-triggered boss mod timers to be created

Fixes strata bugs in UI windows

Data broker for keeping track of your Ankh cooldown.

EyeCandy

Automagically draw your weapons !

Allows frames to be dragged around, without permanently changing their position.