Catalog.CodeProject.com

Create a Microsoft Outlook-style scheduler and push the boundaries of customization. RadScheduler for WPF allows you to define your custom appointment templates to visualize your data in the best possible way. Embed any controls in the advanced Edit Form to customize it even further.
 
Telerik WPF Scheduler features
 
• Truly lookless, completely stylable control
• Rich user experience
• Customizable, built-in Day, Week, Month Views
• Extensible appointment architecture and provider model
• Flexible Recurring Appointments support
• Extended XBAP Support