sabre/dav is the most popular WebDAV framework for PHP. Use it to create WebDAV, CalDAV and CardDAV servers.

Full documentation can be found on the website:

http://sabre.io/

branch	status	minimum PHP version
master		PHP 7.0
3.1		PHP 5.5
3.0		PHP 5.4
2.1		PHP 5.4
2.0		PHP 5.4
1.8		PHP 5.3
1.7		PHP 5.3
1.6		PHP 5.3

• Introduction.
• Installation.

SabreDAV is being developed by fruux. Drop us a line for commercial services or enterprise support.