Some additional repos to consider:
http-webdav — "Correct" WebDAV stream wrapper and client library for PHP
WebDAV-streamer — Stream music and video from your WebDAV share directly to your browser
keepass-webdav-server — Bare minimum implementation of the WebDAV spec that is compatible with KeePass.
Once a week...... I send out a list of most interesting PHP libraries and apps.
Want to get it?