SpamAssassin in a Box incl. Windows service.
Anti-spam & Anti-spy Tools
Spam/phishing filter Outlook/Thunderbird/Live
Spam / phishing filter Outlook/Thunderbird
Emai Notification and Spam Blocker
Spam filter for TheBat! and Voyager
Powerful anti spam filter for mail relays
Advanced malware protection that works
Turn off Googles spy features
Extends Outlook with a Bayesian spam filter.
Anti-spam and email security for mail servers