SPiD

SPiD is a full featured gallery management with a backend written in PHP. It uses Mysql, gd or ImageMagick and zziplib. It supports directory scanning, ZIP file upload, user comments, ratings, on the fly localization and skinning, popups, easy navigation. It's CSS tweakable and fully skinnable, the output is XHTML 1.0 validated (tested with IE, Mozilla, Opera, Galeon, Konqueror, etc.), and an install script makes it easy to setup. A full tutorial (english and french) is included.