WowAce

Drops the least valuable item in your bags to make space.

FuBar_WarriorAlertFu

Facilitate better communication for loot councils

Shows a frame to track your debuff on Malygos in phase three.

A lib to manage action bar and timers

ag_Pimpster

Displays performance-related stats for shadow priests.

GPriceEach

Simple, nice-looking power bar addon for all classes.

Allows custom-triggered boss mod timers to be created

Communicates with guild members for their positions on the world map

WhisperBid

Adds aura indicators to unit frames

"Shows Call To Arms status in an LDB data provider."

Displays both Kalecgos and Sathrovarr the Corruptor hit points during the encounter.

Enhances the Equipment Manager to let you control the helm/cloak visibility for each set.

Shows a countdown bar for the duration of auras (e.g. HoTs, DoTs)

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

Small addon to copy chat lines.

AllYouCanEat shows information about the following statistics: beverages, foods, bandage types, potions, elixirs and flasks.