A large set of classes you can use Benefit from the efforts of others Use it, abuse it, make it better Example packages Auth, Cache, Date, DB, File_Find HTML_Table, HTML_Template_IT, HTTP_Request HTTP_WebDav_Server, I18N, Image_Transform Inline_C, Log, Mail_Mime, Math, MDB, Net_DNS Net_POP3, LiveUser, SOAP, SQL_Parser XML_Parser, XML_Transformer, XML_Tree, +++