MarkThisDate API
If you want to distribute your events via MarkThisDate or if you want to add our add-to-calendar widgets to your website you can use our API. The MarkThisDate API allows third-party applications or back-office systems to communicate with MarkThisDate.
Technical specifications MarkThisDate API 
(42kb)
XML import file (.xml)
XML import file (.xsd)
The XML-interface can only be activated with a MarkThisDate API key. Contact us to request your API key