Service Providers
The following are commercial Service Providers which use SpamAssassin. Other versions: CommercialWindows, ["CommercialMacOSX"], CommercialUnix, CommercialNetworkAppliances, ["CommercialISPs"], CommercialMaybe
E-Mail Accounts
[http://www.fastmail.fm/ FastMail]: "Fast free or paid IMAP webmail with SMTP, POP & IMAP access, file storage, other domains"
[http://www.runbox.com/ runbox.com]: "1 GB storage, no ads, access on Web, POP, SMTP, IMAP, WAP, and SMS, file storage"
[http://www.tuffmail.com/ TUFFMAIL]: "webmail -Business /Personal IMAP, POP3, SMTP, SSL, TLS"
Relay Services
[http://www.MailLaunder.com MailLaunder] - Stopping Spam in its tracks. A gateway based solution for small businesses.
[http://www.messagewash.com Messagewash] ([http://messagewash.com/index.php?option=com_weblinks&Itemid=4&catid=9 the 'links' page] notes that they use SA.)
[http://pro.vider.de/emails-scan.htm pro.vider.de E-Mail Scanning] Cheap and efficient relay service using SA, ClamAV and Virusbuster.
[http://si20.com Spam Interceptor]: ([http://si20.com/faq the FAQ] notes that they use SA): This is a web application which means you can use it on a Macintosh, Windows, Linux, or any operating system that has a web browser.
Not Listed?
If your commercial product uses SpamAssassin, and is not listed here, please feel free to edit the page and add details. However, keep it short – preferably just a link – and we reserve the right to edit or even remove whatever's published here (especially if we cannot determine from publically-accessible information that the product does use SpamAssassin).
For fairness, we're trying to keep the items in each category in alphabetical order.