Mailman is integrated with the web, making it easy for users to manage their accounts and for list owners to administer their lists. Mailman supports built-in archiving, automatic bounce processing, content filtering, digest delivery, spam filters, and more. Read more hot
Majordomo controls a list of addresses for some mail transport system (like sendmail or smail) to handle. Majordomo itself performs no mail delivery (though it has scripts to format and archive messages). Features include: Supports various types of lists, including moderated, All list management activities are handled by email, so list owners don't need access to Majordomo server machine, Supports archival and remote retrieval of messages and digests, and is written in Perl. Read more hot
A set of scripts for automatically approving posts to Majordomo-moderated mailing lists based on the sender's email address.
BeroList is an easy-to-use Mailing List server with WWW/News gateway.
Enemies of Carlotta
Enemies of Carlotta is a simple mailing list manager. It tries to mimick the ezmlm software somewhat, but is written completely from scratch, in Python. Version 1.0 supports English, Finnish, French, and Spanish. Other languages are trivial to add.
eSquire is a replacement majordomo mailing list manager. Features include WWW based management of lists, autoreponders, integrated support for MHonArc and HyperMail & banned user support.
A mailing list manager with a web interface, SQL database backend, and VERP bounce detection.
ezmlm is an easy-to-use, high-speed mailing list manager for qmail. ezmlm takes advantage of qmail's VERPs to reliably determine the recipient address and message number for every incoming bounce message. It waits ten days and then sends the subscriber a list of message numbers that bounced. If that warning bounces, ezmlm sends a probe; if the probe bounces, ezmlm automatically removes the subscriber from the mailing list. Read more
ezmlm is a modern mailing list manager. Its purpose is to efficiently send a message to a large number of recipients with minimal delay. It allows automated additions and subtractions from the subscriber database. Read more
gpg-ezmlm is a set of scripts which add to the ezmlm package the ability to reencrypt messages sent to the list.
IDMS Database Mail Agent
IDMS DBMA is an effort to develop a highly scalable (c10k complient) plugin based mail agent aimed at fighting spam and viruses. Hopefully replacing hard-to-maintain, complex, resource hungry configurations used by small to large users today.
LemonLdap for Sympa.org
LemonLdap for Sympa.org is a plugin for the Sympa.org mailing list manager which provides an authentication engine with LemonLDAP.
Limez is a high performance mailing list manager. It can be used to send (broadcast) emails to a huge number of users (subscribers). People can either subscribe themselves to a specified list (mailinglist) or be added/removed by the list owner or via HTML templates and the web frontend. Limez does not require an extra mail transfer agent (like sendmail or postfix) because of it's built-in SMTP-capabilities. Users can be stored in files, database tables (mysql, postgres, ...) or LDAP directory (openldap).
listadmin is designed to keep user interaction to a minimum, in theory you could run it from cron to prune the queue. It can use the score from a header added by SpamAssassin to filter, or it can match specific senders, subjects, or reasons.
lister is a simple mailing list manager. It is written for, tested, and used on small private lists.
Lurker is a mailing list archiver designed for capacity, speed, simplicity, and configurability in that order. Noteworthy features include: google-style searching on all fields, chronology preserving threads, multilingual, and attachment support.
MailListStat reads mailbox file in MBOX format and display various statistical data about it. You can specify input and ouput files (can be stdin/stdout), language used for output (in this version Slovak/English), error and diagnostic msgs are always printed in english.
listadmin is a command-line alternative to Mailman's Web interface for administering mailing lists. It allows you to inspect messages or subscription requests, approve or discard them manually, or discard messages automatically when certain conditions are true. listadmin can also be configured to run out of cron to do routine cleaning.
Minorfish is a light-weight mailing list manager complete with a web interface. Minorfish is designed for simplicity.
mladmin's main purpose in life is to automatically discard the messages held for administrative approval by the Mailman mailing list manager. It is especially useful for the announcement lists where normally no messages are posted at all so there is no danger of discarding a legitimate message.
MLAPD is a Mailing List manager which uses LDAP (instead of bdb or gdbm) to control lists access. It's designed to work in conjuction with Postfix as an Access Policy Delegation daemon.
An attempt at implementing a mailing list manager with the same functionality as the brilliant ezmlm, but with a decent license and mail server independency.
msgcab is an easy-to-use and extensible mailing list archive system. It provides a built-in mail filter allowing users to track discussions across multiple mailing lists. msgcab can be dynamically extended by Ruby plugins, and can import mails from typical mailbox formats.
qconfirm is an implementation of a delivery confirmation process for a mailing list or mail address. It is invoked by qmail-local through a dot-qmail file, and can reduce the amount of junk mail hitting a mailbox or the mailboxes of mailing list subscribers. qconfirm performs this delivery confirmation process either sender based or message based.
Shibboleth is a program to manage private Internet mailing lists. Differing from other mailing list managers, Shibboleth manages lists or groups of lists which are closed, or have membership by invitation only.
SmartList is built on top of procmail and provides for the simple creation and handling of mailing lists, including fully automated subscription/unsubscription/help-request processing, intelligent autoremoval of addresses from the list that cause too many bounces, a built in archive server (with MIME support), and just about all the other mailing list features you can think of. Read more
Sympa is a rich open source mailing list software. Its design highly focuses on customization possibilities and ease of administration. Features include: Bulk emailer, Internationalization, translated to 15 different languages, Service messages and web pages defined by templates, Subscriber information stored in a RDBMS, and an external antiviral plugin. Read more