WowAce

Provides access to all Portal and Teleport spells on right click of one button.

Apathy skin for Masque.

Keeps track of quests.

Rebuff yourself with the mousewheel.

Cirque Skins for Masque

Co-ordinated targetless Party and Raid wipe recovery. Evolved

XRS

Sells all junk in your inventory at once.

Shows skills in a tooltip and allow them to be used. Also keeps track of Cooldowns.

Bulk mail reception made really easy

PT3Browser

Smooth combat HUD based on ArcHUD2

Display aura information inside action buttons

Configurable Castbars

Onyx skins for Masque.

Checks your gear before bosses and yells at you if you're an idiot

Display Cooldown Count of Spell Icon and Item

Does stuff for sachmo

SacredBuff

Create panels for customizing your UI, sucessor to eePanels