Note: Avanade Extension also works with Visual Studio 2012. Download it from here
Update 28 Jun 2013
This Visual Studio extension lets you browse the list of sotware installed on the hosted build server within Visual Studio, the extension also allows you to export this list to excel.
Do you use the TFS Service build services?
If you use TFS Service build services, you would like to know what software is installed on the hosted build servers. This becomes all the more important if your software depends on the version of the framework, for example Azure SDK has version 1.7, 1.8, ... Now see this useful information right from with in Visual Studio.
For more information and (VS2012) screenshots, gohere