Supercell is a PHP framework that allows you to create fast and flexible applications. The Broken framework is built using PHP 5 and MySQL (A database is not needed to use this script) Latest Builds: http://github.com/Faintmedia/Supercell/
It's a php5 Web application used to develop or carry out Web application like contents Web sites, forums and any other dynamic Web site, based on a system of template and a database. It provided a cache manager and is use a plugins system.
ThebaDB is an open source Database Layer with MSSQL, MySQL, SQLite multi-usage API, cache support to memcached, file, session and with an extremely useful Debug system. Written in singleton- and connect-when-need model. Easy to use plugin system.
Mlam is a developper tool. It simplifies the creation of an administration tool (typically for websites). It requires php4 and mysql. Each type of data allows various options of edition. Mlam contains also a cache tool, and finally an administration tool
PHP Cache Manager is an abstraction layer which uses other caching libraries and provides a common interface. PHP applications are not affected by the choice of your caching library, like a database abstraction layer.