Scylla - Version 1.0.19 Scylla is a spam complaining tool that not only finds who sent you unsolicited e-mail, but also complains to his Internet Service Provider, US Federal Trade Commission and add his mail server to ORDB database. And its never been so easy, fast and precise! No matter how complicated spammers obfuscate their e-mails, Scylla will hit them and they will not like it.