basic Postfix policy engine for Sender Policy Framework
postfix-policyd-spf-perl is a Postfix SMTPd policy server for SPF checking. It is implemented in pure Perl and uses the Mail::SPF CPAN module. Note that Mail::SPF is a complete re-implementation of SPF based on the final SPF RFC, RFC 4408.
Homepage: https://launchpad.net/postfix-policyd-spf-perl
Maintainer: Giovanni Bechis <giovanni@openbsd.org>