Squarebase is a Web-based interface for MySQL databases. The basic idea is that it builds a database (called the "metabase") that describes the structure of the database. The information in the metabase is used to format lists and forms for browsing and editing the contents of the database.
JOMS is a CMS that allows you to describe permissions, source for content, and layouts for your pages in a JSON file. You can also describe objects (field representation, field validation, field data, stateflow, permission, etc.) in a JSON file. JOMS mixes both JSON files, an HTML skin file, and provided data, and generates an HTML file. It provides a simple, flexible, useful instrument for developing a reusable and extensible site.
mCommerce WebKit UI is a mobile commerce UI for WebKit-enabled mobile devices. It features intuitive searching and browsing, a streamlined sales funnel, conversion-friendly color scheming, easy customer support via native device functions (phone, SMS, and email), a touch-friendly minimal-click interface, accessible font and text rendering, and universal header and footer navigation.
phpDays is a flexible PHP 5 framework for rapid Web site development. It features an MVC architecture, Ajax support, YAML configuration, database abstraction (MySQL, PostgreSQL, MS SQL, etc.), a good collection of standard models, an excellent quick start guide, and logging to files or firephp.