A comparison of CalDAV and CardDAV implementations offers two overviews of client and server computer software implementations of the CalDAV and CardDAV protocols.
Client implementations
Server implementations
Server name
|
License
|
RFC2616 HTTP 1.1
|
RFC2617 Basic/Digest auth
|
RFC2518 First WebDAV spec
|
RFC3253
|
RFC3744 ACL
|
RFC4324
|
RFC4709 DavMount
|
RFC4791 CalDAV
|
RFC4918 WebDAV revision
|
RFC5397 current user principal
|
RFC5545 iCalander
|
RFC5546
|
RFC5689 Extended MKCOL
|
RFC6352 CardDAV
|
DaviCAL[5]
|
GPL
|
Yes
|
?
|
?
|
Yes
|
?
|
Yes
|
Yes
|
Yes
|
Yes
|
?
|
Yes
|
Yes
|
?
|
?
|
?
|
SabreDAV[6]
|
BSD
|
Yes
|
Yes
|
Yes
|
?
|
some features missing
|
?
|
Yes
|
Yes
|
Yes
|
Yes
|
?
|
?
|
Yes
|
Yes
|
See also
References