Export Calendar Data from Horde

As of June 2026: Horde webmail is not supported and is not available anymore on our Plesk servers.

Here is how to export it from Horde to import it in another email client or Zimbra.

1. Login to the old Horde Webmail at https://oldwebmail.his.com
   using your username (the left part of your email address) and your email password.
2. To export your calendar data, first open your calendar by clicking on the Pencil icon next to it.
3. Click on the Import/Export option.
4. Select the export format: ICalendar
5. Select to save the file
6. The file will be saved in the Downloads folder on your computer.
7. Make a note of the location of the file.
8. Congratulations! Your calendar is now exported.