WowAce

Display who crossed the charges on Thaddius

Broker2FuBar

NCHide

Prompts for canceling of pet battles if no rare pet is found in the opposing team.

VitalWatch

Customize the appearance of the chat bubbles.

Client for MagicDKP which handles standby calls and bidding on items.

FuBar_LoadLODFu

Clean looking square minimap with many options.

Powerleveling guide framework

Library to help with querying unit talents.

Information display for Hunters.

TouristLib

Speeds up triggering actions such as items or spells by triggering them on key/mouse down rather than release

Combat log replacement

Collects, analyzes and presents information about the virtual economy.

Good looking, smoothy and helpful nameplates

ItemPriceTooltip

A boss encounter engine used by other add-ons

Assistance to the dance during Dread Spray