Open Source Unix Shell Email Software for Linux

MailCleaner Open Source Edition is now discontinued but will continue under the spamtagger project https://github.com/SpamTagger [antispam] MailCleaner is an anti-spam / anti-virus filter SMTP gateway with user and admin web interfaces, quarantine, multi-domains, multi-templates, multi-languages. Using Bayes, RBLs, Spamassassin, MailScanner, ClamAV. Based on Debian. Enterprise ready. MailCleaner is an anti spam gateway installed between your mail infrastructure and the Internet. It includes a complete GNU/Linux OS and a graphical web interface for user and administrative access. It comes in the form of virtual machine templates.. - fully compatible with any SMTP mail server (Exchange, Zimbra, O365,...)

An advanced qmail distribution based on qmail-sql which has SMTP, SMTPS, POP3, POP3S, IMAP, IMAPS services, a content scanner, spoofing protections, SMTP AUTH support, SMTP-after-POP/IMAP, PHP5 API, SPF support and much more...

SpamSnake/mHost is a open source based spam filtering appliance. Its primary goal is to provide a very flexible platform from which to implement current and future open spam filtering solutions enterprise and small networks.

This is an email server in a box. Using ldap authentication for imap, pop3, smtp, and SSL/TLS versions of each. Includes web user-interface, web administration, web filters. Installs on top of RedHat in under 20 minutes by running one script.

mail2bash is a script written in php and bash used to remotely admin a Linux server using a cell phone capable to send e-mails via network operator.

ESVA (E-Mail Security Virtual Appliance) is a pre-built and semi-configured email scanning appliance that will run on VMware Workstation, Server, Player or ESX Server.

An IMAP-Management web interface for use with courier imap , procmail and any mta that delivers mail through procmail.

LIMeTool (pronounced like the fruit), is intended to be a simple and easy interface for managing accounts on an integrated Sendmail/LDAP/Cyrus IMAP installation. It's written in PHP and is realitively easy to configure and expand.

Rav Antivirus Log Analysis Kit is a collection of scripts that parse the RAV logs and insert the data into a database. Also included is a php front-end that will allow the display of this information.

UnityCA is a Certificate Authority "front end" based on the Community-Oriented CA (COCA) model, which was primarily developed for non-profit "free CAs." Organizational and end-user interfaces provide trusted web management of the installed CA (eg ElyCA).

chill is a heavy-module-based web-application with a core supporting many features. writing own modules for... everything. modules for webmail, firewall/router-administration, server-administration are planned natively.

This project (pb.WebMAUI) (Web-Mail Administration User Interface) aims at building a web-based administration tool for managing: complex maildomains mail user accounts server based filtering incl. \\\"out-of-office mail replies\\\".