phpGraphy is a free PHP photo gallery project features for simplicity and efficiency. It should fit many needs because of its easy installation process and minimal requirements. No real directory tree required to store the pictures, you just need to upload your whole picture collection, then phpgraphy will help you generate the thumbnails and low-resolution pictures, it can also auto-import IPTC description in the database.

Features of phpGraphy:
- On-the-fly Thumbnail/Low resolution picture generation
- Unlimited Categories and Sub-categories (it uses directories)
- Integrated fast text database mode (MySQL also supported if prefeered)
- Users comments
- Rating system
- Web/FTP picture upload
- Top Rated/Last Commented/Last added pictures pages
- Slideshow mode
- User level support to protect pictures/directories from unwanted people
- EXIF/IPTC metadata support (hot!)
- Multilingual support (See TranslatorPage for complete list and status)
- Web interface management
- Lossless jpeg rotation support (via exiftran/jpegtran)
- Video, sound and text files support
- Layout/Text very easy to change
- W3C compliant XHTML 1.1 Compliant CSS 2.0 Compliant
- Highly configurable (Themes/Templates)
- Installation Wizard

Requirements:
- A webserver with PHP 4.1.0 or Higher (4.3.o recommended)
- convert utility from ImageMagick if your PHP configuration doesn't support the use of GD (used for automatic thumbnail/lowres picture generation) (Optional)
- MySQL if you prefeer using it instead of the default fast text database (Optional)
- exiftran or jpegtran for the lossless jpeg rotation (Optional)