Wikipedia: qmail
- Encylopedia article with background, links, and details of controversies.
- http://en.wikipedia.org/wiki/Qmail

Selective Relaying with Tcpserver and Qmail-smtpd
- Short article on relaying with qmail.
- http://www.palomine.net/qmail/selectiverelay.html

Qmail Mailing List Archives
- Browse or search mailing list archives.
- http://www.ornl.gov/lists/mailing-lists/qmail/

SPAMbaffle
- A SPAM filter for Qmail which can be installed by individual users or the system administrator.
- http://spambaffle.com/

Vpopmail
- A free GPL software package to manage virtual email domains and non /etc/passwd email accounts on Qmail or Postfix mail servers.
- http://www.inter7.com/index.php?page=vpopmail

QmailAdmin
- A free software package that provides a web interface for managing a qmail system with virtual domains. Includes documentation and downloads.
- http://www.inter7.com/index.php?page=qmailadmin

Helios qmail distribution
- Advanced qmail distribution based on qmail-sql which has SMTP/ SMTPS/ POP3/ POP3S/ IMAP/ IMAPS services, antivirus and antispam filters, antispoof, SMTP-AUTH, SMTP-after-POP/IMAP, PHP5 API and many other useful tools.
- http://helios-qmail.sourceforge.net/

Ezmlm
- An easy-to-use and high-speed mailing list manager. Includes installation instructions, manuals, FAQ, version tracking, and source downloads.
- http://ezmlm.org/

Virtual Qmail
- BSD licensed package allowing you to easily administrate virtual domains under qmail. Includes CGI programs to use on you WWW pages.
- http://v-q.sourceforge.net

Newbie's Guide to Qmail
- A step-by-step guide to installing Qmail. Includes a complete shell script suite for configuring, compiling and installing Qmail and related Qmail utilities.
- http://www.treachery.net/articles_papers/2001_04/qmail_newbie.html

lnter7
- Provide commercial support of qmail and related mail services. Inter7 has supplied the needs of federal, state, global, and international operations along with small organizations.
- http://www.inter7.com

Bayespam
- A qmail spam filter which uses statistical word analysis on incoming email.
- http://sourceforge.net/projects/bayespam/

Anti-Spam Howto
- Discusses anti-spam philosophies from a variety of perspectives and provides information about available options for dealing with spam within qmail.
- http://www.summersault.com/chris/techno/qmail/qmail-antispam.html

Content Filtering with Qmail
- Two scripts that allow content filtering on incoming email.
- http://www.fehcom.de/qmail/filter.html

Creating POP Accounts
- Setting up pop email accounts in qmail's Maildir format.
- http://www.whirlycott.com/phil/pop3.html

The Qmail Newbie's Guide to Relaying
- An FAQ explaining relaying as it pertains to qmail, how to do it selectively, and some of the pitfalls involved.
- http://www.palomine.net/qmail/relaying.html

Qmail Howto
- Written to help people get started, simplifying installation and making it easier for new users.
- http://www.flounder.net/qmail/qmail-howto.html

Qmail Man Pages
- The entire set of manual pages.
- http://www.qmail.org/man/index.html

Paul Gregg: Projects
- Various scripts and an article on the userless mail hub configuration.
- http://www.pgregg.com/projects/

Qmail: A Replacement for Sendmail
- Dan J. Bernstein' qmail pages: information, software, coding philosophy, mail list information, surveys, win $500 if a security hole is found, and future plans.
- http://cr.yp.to/qmail.html

Life With Qmail
- Setting up and running the system. Tips, hints, recipes, and caveats.
- http://web.infoave.net/~dsill/lwq.html

Qmail Knowledge Base
- A growing collection of links, questions and answers in a categorized, searchable format.
- http://qmail.faqts.com