Hi Igor,
Thanks for contacting Syncfusion support.
We have SfSchedule control in WPF platform which allows us to customize based on your requirement. We have attached a simple sample, documentations along with the screenshot below for your reference.
Documentation :
- https://help.syncfusion.com/wpf/scheduler/adding-appointments
- https://help.syncfusion.com/wpf/scheduler/resources
Screenshot:
Regards,
Niranjan Kumar