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Nextcloud CalendarBaïkal
Free

Free app for Nextcloud servers.

 Free

Free and open source under the GPL v3.

Web, Self-hosted Self-hosted
  • Calendars stay on your own server
  • CalDAV sync with standard clients
  • Runs on any basic PHP host
  • Web interface for users, calendars and address books
  • Requires a running Nextcloud server
  • Not a standalone app
  • No built-in calendar or contacts web client for end users
  • Docker installation is only unofficial
Self-hosted Self-hosted
Open source Open source
License not stated License: GPL-3.0
Account needed No account needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.