Email tracker, read receipt and spy pixel blocker plugin for macOS Mail (10.11-13.x)

Postfwd plugin for blocking international spam botnets based on geographical location of IP addresses used to login to postfix via sasl.

Email tracker, read receipt and spy pixel blocking macOS Mail extension

SpamPD - Spam Proxy Daemon. A spam-filtering SMTP/LMTP proxy server using SpamAssassin in Perl. Since 2002.

a bayes classifying spam mail filter written in Go

Thunderbird addon for enhancing mail processing filters, including scripting support.

Thunderbird mail filter search term using mailing lists (and not whole addressbooks).

A mail filter scripting language. The script is transpiled to a maildrop script.

mail filter to replace MS Word/HTML attachments with plain text

Spotlight Metadata Query to be used with Mac outlook to filter automated e-mails

Multi-server mail filtering daemon supporting IMAP, POP and SMTP.

Mail box filter and self learning spam detection service.

Evolution filters to scan mail for viruses with ClamAV.

A Google Apps Script that helps you delete Gmail messages older than n days that match your custom regex filters.

Issue tracker for SieveManager

Implement and Evaluate Perceptrons for text classification

Implement and Evaluate Naive Bayes for text classification

Submits mail attachments to a Scanarium instance