Everything woud be better if you post where you got this pic from?
Simple googled it and this is the result:
http://www.arenajunkies.com/topic/19...lack-ui-addon/
http://www.wowinterface.com/download...ITextures.html
or
http://www.wowinterface.com/download...3-LortiUI.html
The font looks like handel gothic or Domyouji or sony sketch but if you look closer its a different font. The other addons I don't know.