WowAce

Adds a button to your character and inspect window that shows a summary of gear enchants and gems.

Keeps track of your reagents for buffing.

Display the global cooldown around your cursor. (+ other stuff)

Accelerates Camera Zooming

Cartographer_Treasure

Building a Better Mailbox

RBM

Assister

Acolyte2

AceBuffGroups

Replacement for default bags.

Customizing your buff display

Provides a quick display for the LFG Call to Arms

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

Add a line to herb tooltips that shows what pigment they produce.

Automatic Refilling of User Defined Items

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

Tracks interrupts

Shows the health of the player's current bodyguard.

mHud