MochiPHP is a lightweight framework for PHP that adopts component and page oriented design with a simple database and object-persistence library. Page oriented design: write a class and template pair per page. Form components hide complex HTML markup and user interaction handling. Persistent objects with auto-generated property accessors.
Bioloide is a graphical Web-based interface with several tools for checking various aspects of your Web sites, for users, yourself, and search engines. It is extensible and currently includes auto RSS, RSS editor, Adsense and Analytics check, gallery generator, last modified files, and Zip generator tools.
phpdigikam is a Web interface for browsing your Digikam photos. It allows you to quickly share your Digikam photo collection with navigation by albums or tags. You will need a PHP5-enabled server and a few lines of configuration. Features include slideshow, play movies, and re-use of freedesktop thumbnails.
SpamCheck is an email scanning and quarantine system for Linux systems. Making use of a number of open source technologies, including SpamAssassin, Exim, and MySQL, it provides an easy-to-use, but powerful method to filter email for your domain. Once configured, multiple domains can be added and administered with the Web interface. Email is scanned and scored, non-spam is then passed on to a destination email server, while spam is either blocked or quarantined. Individual users can log in and review their quarantined email, and manage their settings through the Web-based interface.