The very final versions of Visual Studio 2013, .NET 4.5.1, and Team Foundation Server 2013 are now available to download for those tethered to Microsoft's MSDN dev network. With Windows 8.1 now making its grand entrance, the Redmond company is currently working to ensure the majority of its product line is brought up to speed, and if you are an MSDN Subscriber, you can now grab these new releases from the MSDN Subscriber Downloads page.