Ontwikkeldag Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: 1 juni 2023 all-day 2023-06-01T00:00:00+02:00 2023-06-02T00:00:00+02:00 Algemeen Gmo2022-07-04T10:28:32+02:00