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Thunderbird delivers. Enjoy safe, fast, and easy email, with intelligent spam filters, quick message search, and customizable views. Brought to you by Mozilla, Thunderbird makes email better.
User web site:
http://www.mozilla.com/thunderbird
Evolution provides integrated mail, addressbook and calendaring functionality to users of the GNOME desktop.
KMail is the email component of Kontact, the integrated personal information manager of KDE.
Dovecot is an open source IMAP and POP3 server for Linux/UNIX-like systems, written with security primarily in mind.
Fetchmail is a full-featured, robust, well-documented remote-mail retrieval and forwarding utility intended to be used over on-demand TCP/IP links (such as SLIP or PPP connections). It supports every remote-mail protocol now in use on the Internet:
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POP2, POP3, RPOP, APOP, KPOP, all flavors of IMAP, ETRN, and ODMR. It can even support IPv6 and IPSEC.
Fetchmail retrieves mail from remote mail servers and forwards it via SMTP, so it can then be read by normal mail user agents such as mutt, elm(1) or BSD Mail. It allows all your system MTA's filtering, forwarding, and aliasing facilities to work just as they would on normal mail.
Fetchmail offers better protection against password-sniffing than any other Unix remote-mail client. It supports APOP, KPOP, OTP, Compuserve RPA, Microsoft NTLM, an [Less]
qmail is a modern SMTP server which makes sendmail obsolete, written by Dan Bernstein. Qmail was released under the public domain in november 2007.
Horde is both an Open Source software project and an application framework written in PHP.
The application framework is currently the basis for 50 applications written by developers from around the world, including the flagship IMP Webmail client
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, the popular Chora repository viewer, and a complete groupware suite. The guiding principles of the Horde Project are to create solid standard-based applications using intelligent object oriented design, and wide-ranging platform and backend support. There is great emphasis on making Horde as friendly to non-English speakers as possible. The Horde Framework currently supports many localization features such as unicode and right-to-left text, and is shipped with translations in over 40 languages. [Less]
Citadel is a highly integrated Groupware Platform with a Web 2.0 enabled Web interface, but also providing SMTP, IMAP, POP3 and GroupDAV access to its content.
Citadel offers Versatile email services with very low administration needed. It provides its own implementations of these server protocols:
Imap, Pop3, SMTP, ManageSieve, Citadel.
Bongo is an easy-to-use mail and calendar system, offering a simple yet powerful user interface. The goal is to make sharing, organisation, and communication simpler, quicker, and more useful.
The Apache Java Enterprise Mail Server (a.k.a. Apache James) is a 100% pure Java SMTP and POP3 Mail server and NNTP News server. James is a complete and portable enterprise mail engine solution based on currently available open protocols.
James is
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also a mail application platform. We have developed a Java API to let you write Java code to process emails that we call the mailet API. A mailet can generate an automatic reply, update a database, prevent spam, build a message archive, or whatever you can imagine. A matcher determines whether your mailet should process an email in the server. The James project hosts the Mailet API, and James provides an implementation of this mail application platform API. [Less]
fdm is a simple, lightweight replacement for mail fetch, filter and delivery programs such as fetchmail and procmail. It can fetch using POP3 or IMAP (with SSL) or from stdin, and deliver to a pipe, file, maildir, mbox or SMTP server, based on regexps.
A Free Anti-Virus and Anti-Spam Filter
Chandler is an interpersonal information manager that adapts to your changing needs.
Chandler offers innovative capabilities in calendar sharing to support workgroup collaboration. Chandler sharing is server-based, works across platforms and supports multi-author editing.
POPFile automatically sorts your email messages into as many categories as you like.
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.
So, take control of your email before it takes control of you!
Kolab is a Groupware Solution for Emails, Appointments, Contacts and more. It supports mixed client environments (Outlook/KDE) because of an open storage format. Any email client speaking standard protocols can be served.
YahooPOPs! is an application which emulates a POP3 mail server and provides free POP3 access to Yahoo! It does not depend on Yahoo's POP3 mail server. You can use a POP3 mail client of your choice. This application emulates a POP3 server and enables
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popular email clients like Outlook, Netscape, Eudora, Mozilla, and Calypso to download email from Yahoo! accounts. [Less]
gnu Mailutils contains a series of useful mail clients, servers, and libraries. These are the primary mail utilities of the GNU system. Specifically, this package contains a POP3 server, an IMAP4 server, and a Sieve mail filter. It also provides a
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POSIX `mailx' client, and a collection of other tools. The central library is capable of accessing different mailbox formats and mailers as well as off of local or remote POP3 and IMAP4 servers.
Why use this package?
This package started off to try and handle large mailbox files more gracefully then current POP3 servers did. While it handles this task, it also allows you to support a variety of different mailbox formats without any real effort on your part. Also, if a new format is added at a later date, your program will support that new forma [Less]
JMC is a jabber service to check email from POP3 and IMAP4 server and retrieve them or just a notification of new emails. Jabber users can register multiple email accounts.
OBM is a groupware, email, LDAP, Windows PDC, CRM, and project management application. It is mainly used as an Exchange or Notes/Domino groupware and mail server replacement, as an LDAP directory, as a Windows PDC, as a contact and customer database
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, as a project management tool, or as any combination of these functions. It provides groupware (calendars, contacts, and tasks) connectors for Outlook, Thunderbird/Lightning, and PDAs. It supports internationalization and themes. It is highly scalable, and is used by sites from five to many thousands of users. [Less]
Postage is a stand-alone pure-java application generating mail traffic on mail servers.
It uses standard mail protocols to do this, currently POP3 and SMTP.
Therefore, it is well suited for testing any mail server supporting those protocols.
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It was particularily created for running against Apache James Server and contains special feature for it. [Less]
Mail Notification monitors your mailboxes for new mail.
When new mail arrives, Mail Notification alerts you by displaying an icon in the system tray. Moreover, a mail summary can be displayed in the icon tooltip, and notifications containing useful action buttons can be popped up.
popa3d is a tiny POP3 daemon for Unix-like operating systems. It was designed with security as the primary goal.
popa3d has been integrated into OpenBSD base tree. It is the default POP3 server on Openwall GNU/*/Linux (Owl), recent versions of
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Slackware, and distributions by ALT Linux team. popa3d is also a part of Debian GNU/Linux, Gentoo Linux, and ASPLinux. [Less]
SME Server is a leading distribution for small and medium enterprises. It stands apart from the competition by shipping with most common functionality preconfigured and features a number of popular additional enhancements in the form of
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downloadable 'contributions'. It is published under the GPL license and while freely available, a small donation is requested. [Less]
ISPConfig is an open source hosting control panel for Linux.
XAMS (eXtended Account Management System) is a PHP-based application suite for managing electronic mail accounts on multiple domains in a virtual hosting environment. The XAMS eMail management system primarily consists of a powerful administration
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panel for managing users, aliases, mailbox quotas, and other mail-related functions.
Using XAMS, you can:
* Configure mail server settings via an easy-to-use GUI
* Manage any number of domains, mailboxes, and aliases
* Group domains together to function as a single entity
* Delegate the management of domains to resellers
* Impose quotas on mailbox sizes on a per-domain and per-mailbox basis
* Allow individual users to change their own mailbox passwords and other settings [Less]
Buni is a community of open source software developers and users dedicated to the research and development of communication and collaboration software. Buni offers Meldware Communications Suite with Mail, a Calendar Server, Webmail, and a Secure Administration System.
Scalix Community Edition is a product we’ve packaged and made available for free so every organization can try out and use our robust messaging solution.
It includes Scalix Collaboration Platform – which serves as the foundation for all our
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product editions – and 25 Premium User mailboxes.
As such, Community Edition is a field-proven, commercial grade email platform.
As with all Scalix editions, it has a flexible, open architecture, and supports Outlook, Evolution, Scalix Web Access, and any IMAP or POP client. [Less]
NOCC is a simple and fast Webmail client which can handle POP3, SMTP, and IMAP servers. It is written with PHP4 (uses sessions), has low requirements (no database, frames). Features multi-language support, MIME attachments, displays HTML messages.
AtMail is an open source webmail client written in PHP under the Apache 2.0 license.
The project aim is to provide a elegant Ajax webmail client for existing IMAP mailservers, with less bloat and a focus on an intuitive, simple user interface.
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Features include complete Webmail functionality, Address-book support, Videomail, Ajax interface, Drag'n'drop and more. [Less]