The Facebook Developer Toolkit is a full complement of components, controls and samples for developing applications using the Facebook Platform. The kit also includes Visual C# and Visual Basic wrappers for the Facebook API to make application development simple, fun and quick. You can use the Facebook Developer Toolkit to build applications using Windows Forms, ASP.NET or WPF.
Coding Library: .NET C# ASP/ASP.net VB/VB.net

More Facebook Platform Resources: