An acronym of "Messaging in the Emacs World". Runs with Unix, Windows, OS/2, and supports folders, threads, mail aliases.

Encrypt/decrypt mail with PGP 5.0 or GnuPG.

An acronym for Gnus Network User Services, a news and mail reader with threading, ratings, self documentation.

The author, Kyle Jones, maintains the official page for this alternative to Gnus, Rmail, and the others.

An addressbook and contact management database for emacs mail and news clients.

A simple Emacs interface to a text-mode WWW browser.

A web browser completely written in Elisp.

Uses IMAP to manage and read mail, strong Japanese support.

Official site of the front end to the MH mailer, at Sourceforge.

The creator, JWZ, still maintains a page with interesting historical information.