All configurations can be programmatically defined. This would include Tags, Data Logging, Alarm Logging, Alarm Notification, Recipes, Security, and Options.
Refer to the WinForm Example Code for detailed examples and descriptions of using the free OPCSystems component.
One of most common functions is to programmatically define OPC Systems.NET tags. This can be seen under the Form FormConfigureCSV with the method TagCSVImport.