TFS Administration Tool 2.3 supports the Team Foundation Server 2013 Object Model.
Visual Studio 2013 or the stand-alone object model must be installed before you can install this tool. You can download and install the TFS 2013 Stand-Alone Object Model from http://aka.ms/TFSOM2013
This release supports SharePoint groups/roles. There are no other major functional changed between the release and the previous (2.2) release.