WowAce

Monk Brewmaster/WindWalker Priority and Buff/Debuff Tracking Tool

Heads Up Display with Player and Target Info

Simplifies GDKP bidding processes

Nihilum Raid Tracker, originally written for the EU guild Nihilum.

Open all your mail

TouristLib

Tracks skill and tradeskill costs and progressions, as well as trainer locations.

Heal and decurse by clicking on customizable raid/party unit frames

Allows you to browse your clients database

Death reports

Suppresses chat messages from damage meters and provides single chat-link damage statistics in a popup.

Replacement for default Rune Frame and more.

Provides the ability to suppress specific spellcasts like "Deaden" from your casting bars.

FuBar_WhisperFu

Improve your barbershop experience with appearance profiles!

eePanels

Alternate Rune Display

LilSparky's Workshop mod for Trade Skills

RicoMiniMap

RoleCall allows you to easily see the talent specs and roles of everyone in your group.