Joomla in Search Friendly URLs
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Zend Framework API Docs – Looking for the Options for each Zend Form Decorator, Just choose the Zend_Form package, and view the Decorators.
Kohana 3 “Pre” release
Unoffical Kohana wiki
As our discussions seemed to revolve around frameworks, you may find some of these recent framework reviews helpful if you are choosing which one you want to try next:
Server site, client side frameworks
Feel free to add more related links to the comments.