WowAce

Quixote

pDebuffList

Visual Raid Cooldown Tracking

Prints a message in your default chat frame when someone in your group gains an aura.

Auto roll greed, need, pass or manually roll on items.

TrackingBar

Combat log evolved.

LDB data source displaying rested XP for whole account

Litmus

BuffMe

An addon to assist with organizing healing in a raid set up.

Mutt (Macro Update Target Tool) provides slash-commands that can patch the predefined targets in your macros.

Fade Blizzard Raid Frames

FuBar_PTReagentFu

Keeps track of current money and all your characters on one realm.

Shows the health of the player's current bodyguard.

GemCensus inspects people and records which gems they have socketed. Then displays which gems are the most popular.

Gives detailed descriptions of particular localities, as zones or instances, and provides optional TomTom integration.

A fork of BananaDKP.

Simple display and management of Away / AFK / Busy / DND status via broker or minimap