WowAce

Leveling guides for trade skill professions.

SacredBuff_Mounts

Loot management tool

Automatic tracking of the current target's creature type. For the discerning PvE hunter.

Display an arrow that points to a raid/party member anchored to raid frames

Automatically sells low quality gray items and selected white items to the vendor.

Displays performance-related stats for shadow priests.

FuBar_CRDelayFu

Adds an Atlas button to FuBar.

An extra set of 11x3 buttons, integrated into the default action bar.

vChat

Automatically sells low quality gray items and selected white items to the vendor.

OneBag is a replacement for the default game bags that combines all the bags into one frame.

Accelerates Camera Zooming

Shows who controls Wintergrasp and the time until the next battle.

Lists Pots and Herbs you got on all chars and allows you to specify color coding

BagSync

Spyglass

SinkLib

Enables you to see Chinese, Japanese and other languages in game