WowAce

A library to provide tools for formatting money and time.

A filter tool for blizzards TradeSkillUI

Uses guild notes to add alts' main names to chat windows and other places

Adds Name and Buyout Price sort columns to the auction house.

Smooth combat HUD based on ArcHUD2

Restores channels and channel-window associations after disconnects remove them.

Fixes strata bugs in UI windows

A FPS Data Broker plugin.

VitalWatch

Displays the zone level ranage of the zone you are in and also gives you a suggest zone and instances to be in.

Buffalo

Libary for cleanly inspecting other players

Retooled Professions

oUF_HolySmurf

Persists collapsed state of headers across wow sessions.

Makes the message dialog movable

A library to help with localization of Archaeology artifacts

FelwoodFarmer

Collects, analyzes and presents information about the virtual economy.

Adds easier gear switching to FuBar.