Interessante esta alternativa ao Metasploit etc.:
Exploit Pack, is an open source GPLv3 security tool, this means it is fully free and you can use it without any kind of restriction. Other security tools like Metasploit, Immunity Canvas, or Core Iimpact are ready to use as well but you will require an expensive license to get access to all the features, for example: automatic exploit launching, full report capabilities, reverse shell agent customization, etc. Exploit Pack is fully free, open source and GPLv3. Because this is an open source project you can always modify it, add or replace features and get involved into the next project decisions, everyone is more than welcome to participate. We developed this tool thinking for and as pentesters. As security professionals we use Exploit Pack on a daily basis to deploy real environment attacks into real corporate clients.