I designed this directory using PHP. It is a fast, reliable preprocessor that is ideal for medium size sites...such as this.
PHP.Net (php.net) PHP.net is the official PHP site. They provide full, searchable online documentation with user comments. You can also check infor the latest news in the PHP community.
PHP Builder (phpBuilder.com) PHP Builder contains a library of downloadable PHP scripts, as well as full documentation for PHP.
codewalkers.com (codewalkers.com) Codewalkers offers a PHP forum and other resources.
PHP Editors (www.php-editors.com) At PHP-Editors.com we have tool reviews, book reviews and the brand new PHP Programming Contests - 1 for beginners and one for professionals - new ones running each month.
PEAR :: The PHP Extension and Application Repository (pear.php.net) An open sourced effort by php.net to create a application repository for PHP. It integrates with CVS and apparently has a data abstraction layer.
PHP Security Consortium (phpsec.org) Founded in January 2005, the PHP Security Consortium (PHPSC) is an international group of PHP experts dedicated to promoting secure programming practices within the PHP community.
HHVM (hhvm.com) HHVM is an open-source virtual machine designed for executing programs written in Hack and PHP.
Zend (zend.com) Zend is the creator of the Zend Studio, a design platform for PHP, and other centered creations.
PHP Best Practices (phpbestpractices.org) This site attempts to defined best practices for PHP.
phpDocumentor (www.phpdoc.org) Site defines a documentation standard for PHP code. They also provide products to read the documentation.
PHP Know How (www.phpknowhow.com) Site has articles on PHP and programming with the LAMP stack.
PHP Framework Interop Group (www.php-fig.org) PHP FIG is a group of established PHP projects whose goal is to talk about commonalities between our projects and find ways we can work better together.