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:
| branch | status | minimum PHP version |
|---|---|---|
| master |  |
PHP 5.5 |
| 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 |
SabreDAV is being developed by fruux. Drop us a line for commercial services or enterprise support.