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...Server Side Includes. Regular expression in SSI.
CGI interface for scripts (Executable files; Perl,PHP, or another external interpreters)
ISAPI interface.
Virtual hosts and directories
Mail
POP3 server.
SMTP server.
FTP server
HTTP proxy server
DNS server
DHCP server
HTTP TLS VPN server
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
...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,...)
Petidomo is a small, easy-to-administer mailing list server
Petidomo is a mailing list server similar to Majordomo, but to install and to maintain. Furthermore, it has no problem running huge lists and requires only moderate system resources doing so. Petidomo has numerous featurs including virtual hosting, a
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The Virtual Access Foundation's Virtual Access Open Source (VAOS) is a well-established win32 mail news and collaborative conferencing tool. Modified BSD license. Please go to our homepage http://www.virtual-access.org for more information and support.
Simple and flexible checkpassword interface packages.
POP, APOP, Multiple maildirs per user, Multiple password per maildir and Multiple virtual domains are supported.
Vpopmail is a set of programs for creating and managing multiple virtual domains on a qmail server, with full support for many POP/IMAP servers. A web interface to vpopmail called QmailAdmin is on SourceForge as well.
Tools for a mail delivery service, including LMTP and POP3 servers and also getpwnam() emulation. Mail is stored in Maildir++ format (qmail plus courier extensions as soft quota and subfolders). User defined filter and virtual domains are supported.
Atera all-in-one platform IT management software with AI agents
Ideal for internal IT departments or managed service providers (MSPs)
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This is a source and binary distribution of the worlds second most popular Mail Transport Agent QMAIL. This distribution includes the QMAIL MTA with all patches, libraries and tools for POP3, IMAP, MYSQL, Web based clients and virtual domain support.
vdpop3d has been designed to be secure, fast and reliable pop3 server. It's easy to configure, supports many authentication features, virtual users (per-domain auth, so the same user can exist in a lot of domains) and is thread based (scalability).
Fwsecvpop3d has been designed to be secure, fast and reliable pop3 server. It's easy to configure, supports many authentication features, virtual users (per-domain auth, so the same user can exist in a lot of domains) and is thread based (scalability).
AqMail fetches mails from remote mailboxes, applies admin defined filters and stores the mails in local mailboxes for pop3 daemons to serve them. It supports virtual mail domains and users.
SMTP server for Linux, supports virtual domains, mail lists, stores users data in a SQL database (e.g. MySQL), and allows to specify quota s. The server stores mail in maildir format, so users can retrieve mail with Courier-IMAP and similar servers.
Key functionalities: 1) libmbox, a library for parsing mbox files. 2) libmbox-vfs, a plugin for Gnome VFS to view emails as files. 3) email-thumbnailer, a small thumbnailing program that provides svg previews of emails via libmbox-vfs. All in pure C.
Enable Sendmail Mailboxdatabase to talk with PostgreSQL so that mail acceptance/rejection can be done right away for virtual users. Viirtual users are those who exist in a PostgreSQL table only.
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.
Pulsar POP3 server (daemon) is easy to use with intuitive configuration file. It supports virtual (non-system) users and virtual hosts (IP based and user supplied). Can run from xinetd, inetd or standalone.
zpop3d is an RFC 1939-compliant POP3 server. It features virtual domains support, POP before SMTP, and secure mailbox updates.
It runs through tcpserver, xinetd, or the like.