Here’s a list of recent and popular PHP frameworks as of 2012:
- Kohana: The Swift PHP Framework
- Laravel – A Clean & Classy PHP Framework
- Getting Started with the Fuel PHP Framework | Nettuts+
- FUEL — A simple, flexible, community driven PHP5.3 framework. › A simple, flexible, community driven PHP5.3 framework.
- Underscore.php
MPh – Mircro PHP Framework for small-scale web solutions.