Thunderbird - is a free, cross-platform e-mail and news client
developed by the Mozilla Foundation. Thunderbird aims to be a simple
e-mail, newsgroup and news feed client.
Columba is an Email Client written in Java, featuring a
user-friendly graphical interface with wizards and internationalization
support. Its a powerful email management tool with features to enhance
your productivity and communication.
si.Mail is evolutionary and relatively small open source e-mail client
with theme support, and automatic message classification into virtual
mailboxes html view, pop3,smtp,smtp auth support
Phoenix Mail is a totally free e-mail program developed with
Borland Delphi. download page
Claws Mail is an email client (and news reader), based on GTK+
Pooka is an email client written in Java, using the Javamail API.
It supports email through the IMAP (connected and disconnected) and POP3
protocols. Outgoing mail is sent using SMTP.
Magic Mail Monitor (MMM) is a free POP3 mail monitor with multiple
accounts support. It sits silently in your system tray, and notifies you
about new messages in your mailboxes. Then you can preview messages and
delete unwanted mail in order to avoid spam and viruses.
PopTray started as a little POP3 mail checker I wrote, because I
couldn't find a freeware program that had all the features I wanted. Since
then, new features have been added by request. After years of refinement
PopTray 3.0 has now become a full-featured, customizable, e-mail notifier,
but keeping its ease of use. download page
Spamato is an spam filter system written in Java. It exists in
different flavors and runs on various platforms.
SpamPal is a mail classification program that can help separate
your spam from the mail you really want to read.
Mozilla SeaMonkey [MPL,
NPL] - Web-browser, advanced e-mail and newsgroup client, IRC chat client, and
HTML editing made simple, all your Internet needs in one application.
Sylpheed - Sylpheed is a simple, lightweight but featureful, and
easy-to-use e-mail client (mailer, MUA). Sylpheed runs on Unix-like systems
such as Linux, BSD, and Mac OS X. It also supports Windows. Sylpheed uses GTK+
Sylpheed-Claws - Claws Mail is an email client (and news reader), based on
- The designers of Althea felt that there wasn't a stable, easy to use, GUI,
IMAP (Internet Message Access Protocol) e-mail client for X Windows.
Mahogany - Mahogany is an OpenSource cross-platform mail and news client.
It is available for X11/Unix and MS Win32 platforms, supporting a wide range
of protocols and standards, including SMTP, POP3, IMAP, NNTP (including SSL
support for all of them) and full MIME support.
Monitor 3 [GNU GPL] - Magic Mail Monitor (MMM) is a free POP3 mail monitor
with multiple accounts support. It sits silently in your system tray, and
notifies you about new messages in your mailboxes.
MailReactor [GNU LGPL] -
MailReactor is a free tool to send one e-mail to a number of e-mail addresses.
It can be used to send e-mail to all people who have applied to a notification
service, like program updates, announcements etc. It is of course not meant to
send unsolicited e-mails to random people. It will send a personal e-mail to
all the receivers.
AmphetaDesk - AmphetaDesk is a free, cross platform, open-sourced,
syndicated news aggregator - it obediently sits on your desktop, downloads the
latest news that interests you, and displays them in a quick and easy to use (and
Kookie Jar is a program for Windows 95, 98, ME, 2000 and XP which generates
signatures you may use with your favorite email or news program. A signature
is a small piece of text, automatically attached to every email message or
Outclass [GNU GPL] - Outclass is a Mail Classification for Outlook with
mutt [GNU GPL]
- Mutt is a small but very powerful text-based mail client for Unix operating
Unixmail [GNU GPL] - Unixmail for Windows is a package of unix mail tools
ported to MS Windows (Win32), and bundled together with an easy-to-use
installer. The bundle currently includes fetchmail, mutt, aspell/pspell, sSMTP,
and GnuPG. The existance of this project in effect turns these tools into a
cross-platfrom email system.
Mailfilter [GNU GPL] - Mailfilter is a flexible utility for Unix (-like)
operating systems to get rid of unwanted spam mails, before having to go
through the trouble of downloading them into the local computer. It offers
support for one or many POP accounts and is especially useful for dialup
connections via modem, ISDN, etc.
Spamihilator [GNU GPL] - Spamihilator works between your E-Mail client and
the Internet and examines every incoming E-Mail. Useless spam mails (Junk)
will be filtered out. This process runs completely in the background.
SpamBayes [Python Software Foundation] - Anti-spam classifier written in
- POPFile automatically sorts your messages and fights spam.
XanaNews [MPL] -
XanaNews is a Newsreader.
GPL] - Pan is a Usenet newsreader that's good at both text and binaries. It
supports offline reading, scoring and killfiles, yEnc, NZB, and multiserver.
Domain] - Blat is a Win32 command line utility that sends eMail using SMTP or
post to usenet using NNTP.
[GNU GPL] SLRN is a newsreader, i.e. a program that accesses a newsserver to
read messages from the Internet.
[GNU GPL] - Feedreader is a free lightweight aggregator that supports RSS and
ATOM formats. It works under Windows 98 and later versions.
Public License] - Reader for RSS, RDF and Atom Newsfeeds.
MicroPlanet Gravity [BSD] - Gravity is a full featured Windows Usenet
online/offline news client with an extensive feature list. Gravity has been a
popular news reader since 1996. Numerous features were added over the years.
Gravity originally started as shareware, and later as freeware. It is now open
source under the BSD license.