e-Photogallery is a Web-based photo gallery. It supports very large galleries and large files. Archive files (zip, rar, gzip, bzip2, tar) can be used for uploading photos. Most bitmap formats are supported, as well as SVG, PS, PDF, and EPS. Whole photo folders can be downloaded in various output formats and sizes. Other features include searching, tagging of photos and folders, and online resizing of thumbnails, and extensive control of access rights. EXIF data is read and used.
EZPX is a lightweight photoblog engine with all the features you need and a user interface you'll love to use. It can be used as a standalone photoblog application or as a Flickr agent. It features an easy installer/upgrader that notifies you when an upgrade is available, support for templates, and much more.
tmphoto is a Web photo gallery with a fairly advanced metadata structure, allowing photos to be described in terms of place, category, persons in the photo, and events. The places, categories, persons, and events can be further described. It offers a nice browsing interface based on the metadata.