OpenBiblio is an easy to use, automated library system written in PHP containing OPAC, circulation, cataloging, and staff administration functionality.
This software is not reviewed yet.
The Super Cool Ecommerce Solution
The Amazing Little Poll is a very simple php polling script
The Original PHP and MySQL Forum Software
SimplePie is a very fast and easy-to-use class, written in PHP, that puts the simple back into really simple syndication.
Its the easy to use, multilingual, powerful, feature packed, free forum software