Contacts and calendars back under your control!

Contacts and calendars back under your control!

In the article "Store your data at home, e.g. on a NAS!" I explained how to, among other things, can bring your data from the cloud to your own living room. Now we go a step further, we try to bring our contacts and calendars from the cloud (mostly mail providers like Google or Outlook and co) into our living room as well.