Virtual machine migration tool

An apparatus comprising: a computer; storage hardware coupled with the computer and storing information configured to enable the computer to implement a migration tool executable by the computer, the migration tool comprising: a rules library comprised of migration rules describing semantic, and at least one of configuration, code, operating system, database, or installer properties that can be applied against any applications to be migrated to a platform-as-as-service (PaaS) cloud, the rules library further comprising one or more rules configured to identify application logic that is redundant with hosting functionality of the PaaS cloud; one or more parsers that parses code and configuration files of a target web application comprised of a front-end application and a back-end data storage application programmed to cooperate with the front-end application, the parser identifying rules that are applicable to the web application; and applying the identified rules to the web application to generate an output used to identify changes to be made to the web application to enable or improve execution of the web application in the PaaS cloud, the changes including removal, from the web application, of application logic identified by the applying of the identified rules as being redundant with hosting functionality of the PaaS cloud. H:\mka\Interwoven\NRPortbl\DCC\MKA\129625161 .docx - 31/1/17