The open source CardDAV, CalDAV and WebDAV server.

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atmail works with sabre/dav Box works with sabre/dav Our consumer product fruux is powered by sabre/dav Owncloud works with sabre/dav

The full lineup


The leading open-source CalDAV, CardDAV and WebDAV server


An OOP abstraction layer for the PHP server api.


A library for parsing and manipulating vCard, iCalendar, jCard and jCal.


Utilities for lightweight event-based programming in PHP.


The only XML library that you may not hate.


Functions for making sense out of URIs.

Enterprise support

sabre/dav and the other projects are developed by fruux.

We provide:

  • Enterprise support.
  • Customization.
  • Integrating into your existing infrastructure.
  • Both on-premise and SaaS deployments.
Contact us
to discuss your requirements.


sabre/vobject 3.4.0 release

We just released sabre/vobject 3.4.0. This release has a number of improvements and bugfixes.

A new URI handling library

We just released version 1.0.0 of a new URI library. This library solves a few common problems we've been having, or simply did not do well enough in the past.