This feature allows you to import data from Raven tools and you can access it from the [Data]->[Import]->[Import projects from Raven tools] menu.
Click on the browse button, select the archive of projects from Raven tools and open it. Here you have listed the projects exported from Raven with the number of websites, keywords and search engines that they contain. Just press the [Start Import] button to have this information in the application.
Once this data is imported, the project is automatically added to the projects list in the application.