PHP
http://www.php.net/
http://phpbrasil.com
http://www.phpbuilder.com/
http://www.rinconastur.com/php/
http://www.solophp.com.ar/
http://www.php-center.de
http://geneura.ugr.es/~maribel/php/
http://www.portalmw.com/cursos/php/
http://otri.us.es/recursosPHP/
http://www.phpfreaks.com
http://php.planetmirror.com/manual/es/print/index.php
http://php.resourceindex.com/
http://www.php-scripts.com/