Yapig
Yet Another PHP Image Gallery is a simple script written in PHP that uses de GD library and designed for keeping on a web your personal photos or image albums. Easy installation, visitors tracking, users can comment photos, no SQL required, web based admin tool, template system,slideshow, ftp or web upload well documented and multilingual (interface translated into more than 15 languages including English, Spanish, French, German, Italian, Russian, Swedish, Chinese...)