CalDAV client implementations

Known CalDAV client implementations and applications.

Native Applications

• Apple Calendar (macOS, iOS) — Built-in CalDAV support.
• Mozilla Thunderbird — Cross-platform email and calendar with CalDAV.
• Microsoft Outlook — CalDAV support via third-party plugins or CalDAV Synchronizer.
• GNOME Evolution — Linux calendar/email client with native CalDAV.
• KDE Kontact / KOrganizer — Linux calendar with CalDAV support.
• DigiCal (Android) — Calendar app with CalDAV sync.

Web Applications

• Nextcloud Calendar — Web-based calendar using CalDAV backend.
• SOGo — Web mail/calendar with CalDAV support.

Libraries

See CalDAV Libraries for client libraries by programming language.