Mail User Agents (MUAs) for Linux

maintained by Rick Moen

Last changed: 2013-07-02
Entries: 128

Pointer-highlighted ([popular]) entries are the most-popular (which of course doesn't necessarily signify merit). Note: For reviews, you'll have to look elsewhere. This page has summaries of feature sets, toolkit/language architectures, code maturity, and licensing -- with only brief comments.

I must also admit to being sloppy in two details, below: "SMTP" merely means the program either does SMTP itself or can invoke (variously) local SMTP agents or remote ones (smarthosts), and "OpenPGP" encompasses legacy PGP support. I am gradually correcting this imprecision.



MUAs (Mail User Agents), graphical, open source:



MUAs (Mail User Agents), graphical, proprietary:





MUAs, console, open source:


System primitives "mail" and "mailx" also qualify, if barely -- as does the "nail" improved version of mailx.

Oft-cited codebase Notmuch is not included on this page because it is simply not an MUA, but rather an (extremely good and flexible) mail indexer and displayer, highly suitable for combination with a good MUA and other associated programs.





MUAs, console, proprietary:




Note: Webmail MUAs comprise another entire mammoth category of options, which are not included in the above listing.

Copyright (C) 2002-2013, Rick Moen, rick@linuxmafia.com.

This information is free; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.

This work is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

Additionally, copyright owner waives GPLv2's obligation to include a copy of the licence text if redistributing the covered work or derivatives thereof.