This is a F# template that generates a F# Windows Phone Library project. (Note: The project includes a reference to the Windows Phone version of FSharp.Core.dll. You will need to install either the August 2010 CTP which can be downloaded at http://www.microsoft.com/downloads/details.aspx?FamilyID=f8c623ae-aef6-4a06-a185-05f59be47d67&displaylang=en or the April 2011 CTP which can be downloaded at http://www.microsoft.com/download/en/details.aspx?id=11100). Alternatively, you can install one of the F# and C# Win Phone App project templates such as the one at /vsgallery/17454c58-c1d9-4640-afe1-7943db13891e and manually reference the DLL that the template contains.
There are several prerequisites for using this template.
1. You must use Visual Studio 2010 Professional or above.
2. You must install the Windows Phone SDK 7.1 from http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=27570.