This is the Starcraft2 Interface used by the Electronic Sports League
The basis of the User Interface is built by Blizzard Entertainment with further modifications done by Turtle Entertainment Available under a Creative Commons License under Creative Commons Attribution-ShareAlike 3.0 Unported License.
http://creativecommons.org/licenses/by-sa/3.0/
You can do whatever you like with the interface, just attribute the creators and allow any modifications on your part to also be free and open.
The Author of the original User Interface modifications, as well as its OpenSource publishing is David "Icicle" Rynearson and can be reached at dar@turtle-entertainment.de for questions/comments/support or custom features.