Lychee is a free photo-management tool, which runs on your server or web-space. Installing is a matter of seconds. Upload, manage and share photos like from a native application. Lychee comes with everything you need and all your photos are stored securely.
Managing your photos has never been easier. Upload, move, rename, describe, delete or search your photos in seconds. All in one place, right from your browser.
Check it out at: http://lychee.electerious.com/
To run Lychee, everything you need is a web-server with PHP 5.3 or later and a MySQL-Database.