The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, Webmail, calendaring, and mailing list services.
Highly scalable/configurable Messaging Platform allowing users in a domain to be distributed on multiple hosts, has multiple queues. Provides virtual domains/users in MySQL. Modern MSP class qmail replacement with ESMTP, POP3/IMAP, QMTP, QMQP support
OneLDAP is a limited LDAP server that is a proxy to other common protocols, such as POP3 and IMAP. It provides basic SEARCH and BIND functions for standard LDAP authentication. It is based on the shell backend function of OpenLDAP. Release files are available at the project website.
The idea is to build an email archive system for lazy people ... like me ;-). At first you can move messages by date in a dedicated mailbox on-line. Or archive messages in compressed format to be stored somewhere. The compressed archive is indexed to be searchable and recoverable if needed. This project is in early stages of development (near 1.0 in the road map). See FEATURES for details and version road map.
slapd-cyrus is a slapd backend, used to translate LDAP DIT into Cyrus IMAP-server configuration. It can manage user folders, shared folders and ACLs of shared folders.
Restores Cyrus (IMAP server) emails from Cyrus file repository. It crawls Cyrus file repository, finds emails and adds them to an IMAP server, preserving folder structure.
This email appliance is to help anyone to setup and maintain their full functional email server with much less effort by using virtual appliance technology.
PerlPop3 is a pop3 server written entirely in Perl. It is not memory hog as other pop3 servers, and pretty fast processing thousands of mails. Can be extended to use a database (and use APOP authentication). As a script can be modified as per your ne
rss2imap is a tool which gets RSS (RDF Site Summary) from web and delivers to the IMAP server as an e-mail message. it enables you to use IMAP supported MUA as a RSS reader, and to unify mail check and site update check with ONE client.
Small Host Control Panel for small ISP's and web hosting providers. Provides auto-configuration of Apache, FTP, and Bind with a simple to use web interface in PHP. Built to be non-intrusive for easy install/uninstall.
MailDB adds a database back-end to an IMAP server for features such as "virtual" mail folders (msgs appearing in multiple folders), "view" folders (dynamic results of searches), etc. The DB is inherently multi-user, allowing msg reference counting.
SmartPost software provides the total electronic mail solution using UNIX/Linux,with IMAP,POP,webmail access as well as web-based administration and web-based control over the mail server.Project is closed.There are some better solutions on marketnow
A web-based helpdesk ticketing system. It adopts a more effective ticket sorting/ranking method instead of the cumbersome "assign/completed". More: http://www.upoint.info/cgi
yaspi is a POP3 mail-scanner that targets mailbox bombing originated by virusen.
It connects to the POP3 server and uses some heuristics to catch mails infected by Swen and similar virus. Then, it uses Ricochet to send abuse reports.
-- DISCONTINUED! see Homepage -- SpamCruncher is a small Perl-Script, that uses the SpamAssassin-engine to identify spam on remote POP3- or IMAP-Servers. So you only need SpamCruncher if your E-Mail host doesn't offer you free anti-spam services.
A simple command line utility to perform various tasks on a remote POP3 e-mail box. Intended as a replacement for the Email Manipulator utility(mailtool.exe). List and delete messages by size, range, or keyword. Handy for tech support.
A daemon that provides a method to track generic POP3 or IMAP logins and then email (in future:also block) the user if they exceed the number of accesses per given minutes allowed.
Procmail-CGI is a cgi-based procmail recipe editor, written in perl. It's main aim is to provide users of *nix IMAP mail systems with the kind of message filtering currently unavailable in many popular MUA's (notably that of the MS Outlook family!!)
MultiMTA is a SMTP server designed for users with dial-up connections. It's main feature is the ability to change the outgoing relay server (or smart host) based on the senders email address.
popwatcher is a daemon that maintains a list of hosts that are authorized to use your mailserver as an SMTP relay based on those hosts successfully authenticating to your POP mail server. The default configuration is designed to work with qpopper and exi
A small, fast, secure, anti-spam SMTP mail server (MTA). Delivery to mbox files and Maildirs supported. qwik-smtpd supports RBL, relay checking, raw/custom message handlers, and more. Custom authentication via checkpassword and a qmail-compatible configu