SabreDAV
Open source CardDAV, CalDAV, and WebDAV framework and server.
- Groupware & Calendars
- PHP
- BSD-3-Clause
- Actively maintained
GitHub stats
- GitHub stars
- 1,725
- Forks
- 374
- Open issues
- 161
- Commits, last 12 months
- 74
- Last commit
- Oct 1, 2026
- Latest release
- 4.7.1Jul 7, 2026
- Created
- Oct 8, 2011
Data from the GitHub API, refreshed daily.
About SabreDAV
Open source CardDAV, CalDAV, and WebDAV framework and server. SabreDAV is open source under the BSD-3-Clause license and written mainly in PHP, so you can read the code, run it on your own hardware and keep full control of your data.
The project has 1,725 stars and 374 forks on GitHub, with 74 commits over the last year. It installs natively rather than through an official Docker image, so plan for a short manual setup.
Open-source alternative to
SabreDAV can replace these commercial products. Compare every option on each page.
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What is SabreDAV?
SabreDAV is a free, open-source app you can host on your own server, listed in our Groupware & Calendars category. Open source CardDAV, CalDAV, and WebDAV framework and server. The source code lives at github.com/sabre-io/dav, where it has 1,725 stars.
Is SabreDAV free and open source?
Yes. SabreDAV is open-source software released under the BSD-3-Clause license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run SabreDAV with Docker?
SabreDAV does not list an official Docker image. It installs natively (PHP), so follow the install steps in its README or look for a community-maintained container.
What are the best alternatives to SabreDAV?
Popular open-source alternatives to SabreDAV include Nextcloud, Seafile and Colanode. SabreDAV itself is a self-hosted alternative to Google Calendar.
Is SabreDAV actively maintained?
The most recent commit to SabreDAV was on Oct 1, 2026 with 74 commits in the past twelve months. The latest release is 4.7.1, published Jul 7, 2026. Check the open issues on GitHub to gauge how quickly maintainers respond.