Types of WPF Applications

.NET Framework 3.0 Windows Application—The .NET Framework 3.0 Windows Application
is essentially the equivalent of a .NET Windows Forms project with all the perks of the WPF API.

. .NET Framework 3.0 XAML Browser Application—The .NET Framework 3.0 XAML Browser
Application (XBAP) is the WPF version of an ASP.NET web application, with a limited amount
of WPF namespaces and functionality available to it, because of the browser’s security access
limitations on the client.

. .NET Framework 3.0 Service Library Project—The .NET Framework 3.0 Service Library is a
Windows Communication Foundation project type and is not held within its sibling WPF platform.

. .NET Framework 3.0 Custom Control Library Project—The .NET Framework 3.0 Custom Control Library is a project designed to output a reusable control that can be redistributed to a .NET application in the form of a dynamic-link library (DLL) .NET assembly.