WowAce

Open inventory items with 1 button

A Mount and Companion manager

Role playing AddOn that shows extra information about characters as entered by the player.

FuBar_AmmoFu

Manages tracking of raid attendance, loot, and more.

Manages social information with a focus on main-alt associations.

Klappa

Entertaining kill-shot notification.

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

aUF_RangeCheck

AspectsBar

LDB data source for currency flow

Allows tradeskill usage by clicking items or reagents.

This will keep track of how much you have paid per item in your inventory. Only one of (Auctionator, Auctioneer, AuctionLite,...

A library that handles the basics of "window" style frames

Displays an alert whenever you loot an item for the first time.

TomTom CrazyArrow pointing to the targeted group member

Displays how many times you have jumped.

Acolyte2

eeShards