Adianti Framework provides a complete architecture for developing PHP.
Complete PHP-based Login/Registration system and profile system
PHP search form that similar to Google Autocomplete feature
Smart Micro PHP Framework inspired by Sinatra in Ruby but not a clone
Open Source API-centric PHP Micro-framework
Allows you to submit events to an RSS feed via rest api (http post)
The First Dual AS3/PHP Library
An object oriented event driven fully AJAX web application framework
PHP / PDO / XSL / jQuery framework