hello, This is a UI / Addon uppdater that exists to Mac and PC, only one for Mac that i hawe found..
Site Download Latest World of Warcraft AddOns, Mods @ WowMatrix - WoW Addon Updater, WoW Mods
Mac download http://swupdate.wowmatrix.com/WowMatrix-osx.zip
PC Download http://swupdate.wowmatrix.com/WowMatrix.zip