radicale 1.1.6-1 (i386 binary) in ubuntu cosmic

 Radicale is a CalDAV (calendar) and CardDAV (contact) server.
 .
 Calendars and address books are available for both local and remote
 access, possibly limited through authentication policies. They can be
 viewed and edited by calendar and contact clients on mobile phones or
 computers.
 .
 This package contains the radicale daemon.
 .
 Some authentication schemes require either of the packages
 apache2-utils,
 python-ldap,
 python-passlib,
 python-pampy,
 courier-authdaemon or
 python-requests.
 .
 SQL storage requires the package python-sqlalchemy.