Part 1 Using Ribbons in a Windows Application
Using Third party software
Ribbons in WPF
Ribbons in WinForms using Windows 7
Part 2 Using Ribbons on the Internet
Ribbons in ASP.net
Like Office Web Apps
jQuery Ribbons
Silverlight Ribbons
Still in Beta
Part 3 Using Ribbons in Office 2007 and/or 2010
Making Office Addins with Visual Studio
Building Ribbons with XAML and VBA