We support CalDAV, so calendars hosted on standards-based CalDAV servers beyond the ones we name should work. Tell us which server you use and we will test and confirm it.
A request to connect Zoho Calendar. Zoho offers CalDAV access, so this is a realistic addition. Vote if you want it.
A request to connect Yahoo Calendar. Yahoo supports CalDAV, so this is on the table if there is enough demand. Vote to show interest.
