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PCL Storage provides a consistent, portable set of local file IO APIs for .NET, Windows Phone, Windows Store, Xamarin.iOS, Xamarin.Android, and Silverlight. This makes it easier to create cross-platform .NET libraries and apps.

Strong Namer will automatically add strong names to referenced assemblies which do not already have a strong name. This will allow you to reference and use NuGet packages with assemblies which are not strong named from your projects that do use a strong name.

PCL Testing is a simple test framework for writing portable tests and running them on .NET, Windows Phone, Windows Store, Xamarin.iOS, Xamarin.Android, and Silverlight.