SQL Injection Cheat Sheet : Samples are provided to allow reader to get basic idea of a potential SQL Injection attack and almost every section includes a brief information about...
PhpWiki : PhpWiki is a clone of the original WikiWikiWeb
Clean Code PHP : Software engineering principles, from Robert C. Martin's book Clean Code, adapted for PHP. This is not a style guide. It's a guide to producing readab...
apiato : apiato is a starter project, designed to help you build scalable API’s faster, by providing tools and functionalities that facilitates the development...
Elgg : Elgg is an award-winning social networking engine, delivering the building blocks that enable businesses, schools, universities and associations to cr...
This is a collection of known design patterns and some sample code how to implement them in PHP. Every pattern has a small list of examples (most of them from Zend Framework, Symfony2 or Doctrine2 as I'm most familiar with this software).