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42 of the Best Free Linux Email Software

42 of the Best Free Linux Email Software

Email is arguably one of the most popular and useful functions of a Linux system. Fortunately, there is a wide selection of free email software available on the Linux platform which is stable, feature laden, and ideal for personal and business environments. Send and receive emails, run a mail server, filter spam, administer a mailing list are just some of the options explored in this article.

To provide an insight into the quality of software that is available, we have compiled a list of 42 high quality Linux email applications, covering a broad spectrum of uses. There's a mix of desktop and server based applications included. Hopefully, there will be something of interest for all types of users.

Now, let's explore the 42 email applications at hand. For each title we have compiled its own portal page, providing a screenshot of the software in action (where appropriate), a full description with an in-depth analysis of its features, together with links to relevant resources and reviews.

Clients - Graphical
Claws Mail Lightweight yet powerful and full-featured client
Thunderbird Popular free, cross-platform e-mail, RSS and newsgroup client
KMail Email component of Kontact, a integrated personal information manager
Balsa Email client for GNOME
Sylpheed Simple, lightweight client
Clients - Console
Alpine Alternatively Licensed Program for Internet News and Email
Cone console newsreader and emailer
Pine Tool for reading, sending, and managing electronic messages
mutt Small but very powerful text based client
Clients - Web Based
SquirrelMail Webmail package written in PHP
Browser-based multilingual IMAP client
Scalix E-mail and groupware server
Evolution Provides integrated mail, addressbook and calendaring functionality Collaborative software server for multiple clients
Zimbra Zimbra Collaboration Suite
Email Server
Courier Integrated mail/groupware server
DBMail Enables storing and retrieving mail messages from a database
Dovecot Secure POP3 server that supports mbox and maildir mailboxes
Exim Highly configurable mail transfer agent
Postfix Popular mail transfer agent
qmail Written as a more secure replacement for the  Sendmail program
Sendmail Mail transfer agent for sophisticated mail configurations
fetchmail SSL enabled POP3, APOP, IMAP mail gatherer/forwarder
getmail Flexible, extensible mail retrieval system
Postfix Admin Manage mailboxes, virtual domains and aliases
MailWatch Web-based front-end to MailScanner written in PHP, MySQL and JpGraph
Enigmail OpenPGP Email Security for Mozilla Applications
GnuPG Encrypt and sign data and communication
Mailcrypt Simple interface to public key cryptography with PGP
Mail filtering
maildrop mail delivery agent with a mail filtering language
MailScanner Virus scanner and spam detector
Postgrey Postfix policy server implementing greylisting
procmail Mail delivery agent
Perl-based spam filter using text analysis
SpamBayes Bayesian anti-spam classifier written in Python
Vipul's Razor Spam-catcher using a collaborative filtering network
Gmail Notifier
GMail Notifier An alternative to CheckGmail
Mail Notification Monitors multiple mailboxes for new mail
Mailing List Manager
ezmlm-idx Highly automated mailing list manager
Mailman Manage electronic mail discussion and e-newsletter lists
Majordomo Perl based mailing list manager

Return to our complete collection of Group Tests, identifying the finest Linux software.

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Last Updated Saturday, May 23 2015 @ 11:34 AM EDT

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