SCMS is an MVC based secure content management system. It is designed from the ground up to withstand common Web application vulnerabilities such as SQL injection, XSS, CSRF, session fixation/hijacking, and many others. It is designed for PHP 5.0-5.2.x and MySQL 4.1+, and it can optionally support PostgreSQL as a database backend.
Swiftlet is a lightweight Web application framework written in PHP. It enables you to quickly deploy Web sites that are fast and secure. Swiftlet is extensible, flexible, and doesn't get in your way. Swiftlet requires zero configuration and has few conventions to which you must adhere. Swiftlet has all the features you would expect from a modern Web application framework. It implements the Model-View-Controller (MVC) architecture pattern to separate logic from design and takes advantage of the Object-Oriented Programming (OOP) capabilities of PHP 5.
Qoo is a lightweight and easy-to-customize PHP5 framework with a focus on simplicity and source code readability. It provides an elegant (H)MVC architecture and the possibility to extend your Qoo installation with any modules. Its modular design lets you select only the components you need. Its flexibility lets you do the same thing in different ways, allowing you to follow your own coding style or requirements.
PuntoEngine is a PHP MVC framework that mixes the best practices of diferent Web frameworks. PuntoEngine mixes ideas from ASP.Net MVC, Java Servlets, and PHP. It lets you easily configure a Servlet to cast request GET, POST, Webservice XML. It can also be configured to draw a page with a master page.