Kohana: Kohana is a PHP 5 framework that uses the MVC architectural pattern. It aims to be secure, lightweight, and easy to use. Kohana is a fork of the popular open source framework, CodeIgniter.
QPHP: QPHP is a MVC web application framework for PHP4 and PHP5. Similar in architectural design to ASP.NET, QPHP is event driven, component based, and AJAX compatible.
orchidframework: A robust framework for PHP web application developers. Core features include caching, MVC, efficient object loading and dispatching, unit testing, i18n, session manager, Google libraries, JS libraries and lots more.
Magic Link Manager: MagicLinkManager software is an automatic link manager designed to make the management of link directories and link exchanges easier.
ezUrls: ezUrls is a new PHP script that creates a website aggregating headlines from various RSS feeds. Basically, ezURLs allows you to easily create a popURLs clone.