Download Center : Commerce Server 2007 Starter Site – Release 2
Service Pack 2 (SP2) for Microsoft Commerce Server 2007 provides support for running Commerce Server 2007 on Windows Server 2008 and for running the Developer Edition on Windows Vista SP1. In addition, it includes compatibility with Visual Studio 2008, .NET 3.5 and fixes for several issues in the product. No new features are introduced in SP2.