Databases, documentation, sources and sampler for picons, personal icons of users, domains and newsgroups on the net.

General filtering strategies and instructions for using procmail, mailagent, and the Elm filter program to filter mailing list messages into separate folders.

Convert e-mail client address books between Netscape, Eudora, Juno, Unix Mail, csv, Pegasus, Pine, Databases, ccMail, Microsoft Internet Mail, Spry, Compuserve, ldif and Elm.

A good collection of links about mail robots and e-mail filtering (somewhat slanted towards Unix applications)

Software to receive a server signal to check for new mail. Available for Macintosh and Windows.

MailGoGoGo prevents unwanted e-mail from reaching an inbox. Available for Macintosh and Windows.

Collected and mirrored sources for software that can use picons databases containing personal icons of users, domains and newsgroups on the net.

The HTML Writers' Guild's FAQ sheet about mail filtering systems (multiple platforms)

JavaScript to clean out quoting marks and extra line breaks in e-mail messages.

Small book from O'Reilly.