Pubblog.com (http://mailsteward.com/) has released MailSteward, MailSteward Lite, and MailSteward Pro, version 9.0 for Mac OS X. MailSteward and MailSteward Pro can now automatically tag email as it is archived into the database, according to user-defined tagging rules.
Version 9.0 also includes a number of other enhancements. MailSteward is an email archiving solution for the Mac. MailSteward archives email in a relational database for access and backup of all your email.
MailSteward costs US$24.95 for the Lite version, $49.95 for the Standard version and $99.95 for the Pro version.