From DAViCal Wiki
From release 0.9.9.1 (though really, use 0.9.9.4 or later by preference) DAViCal supports CardDAV. This page is designed to help with configuration of CardDAV resources in DAViCal.
- SRV Records Configuring DNS to provide SRV records.
- .well-known URLs Configuring DAViCal & Apache to provide appropriate responses to requests for 'well-known' URLs as defined in RFC5785: Defining Well-Known URIs
- Creating addressbook resources
- CardDAV/Clients CardDAV clients that we know about