Zend_File seems to lead the list, but only with 5.2.1, not 5.2.4. And if anyone cares, here are the version requirements per component (tests not included):
Zend_Acl: 5.0.0 Zend_Amf: 5.0.0 Zend_Auth: 5.0.0 Zend_Cache: 5.0.0 Zend_Captcha: 5.1.0 Zend_Config: 5.0.0 Zend_Console: 5.0.0 Zend_Controller: 5.0.0 Zend_Currency: 5.0.0 Zend_Date: 5.1.0 Zend_Db: 5.1.0 Zend_Debug: 5.0.0 Zend_Dojo: 5.0.0 Zend_Dom: 5.0.0 Zend_Exception: 4.0.0 Zend_Feed: 5.1.1 Zend_File: 5.2.1 (!) Zend_Filter: 5.1.0 Zend_Form: 5.0.0 Zend_Gdata: 5.1.0 Zend_Http: 5.1.0 Zend_InfoCard: 5.0.0 Zend_Json: 5.0.0 Zend_Layout: 5.0.0 Zend_Ldap: 5.1.0 Zend_Loader: 5.1.2 Zend_Locale: 5.0.0 Zend_Log: 5.0.0 Zend_Mail: 5.1.0 Zend_Measure: 5.0.0 Zend_Memory: 5.0.0 Zend_Mime: 5.0.0 Zend_OpenId: 5.2.0 Zend_Paginator: 5.0.0 Zend_Pdf: 5.0.0 Zend_ProgressBar: 5.0.0 Zend_Registry: 5.0.0 Zend_Request: 5.0.0 Zend_Rest: 5.0.0 Zend_Search: 5.0.0 Zend_Server: 5.0.0 Zend_Service: 5.0.0 Zend_Session: 5.0.0 Zend_Soap: 5.0.0 Zend_Test: 5.0.0 Zend_Text: 5.0.0 Zend_TimeSync: 5.0.0 Zend_Translate: 5.0.0 Zend_Uri: 5.0.0 Zend_Validate: 5.1.0 Zend_Version: 5.0.0 Zend_View: 5.0.0 Zend_Wildfire: 5.0.0 Zend_XmlRpc: 5.0.0 Cheers, Till
