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...CGI interface for scripts (Executable files; Perl,PHP, or another external interpreters)
ISAPI interface.
Virtual hosts and directories
Mail
POP3 server.
SMTPserver.
FTP server
HTTP proxy server
DNS server
DHCP server
HTTP TLS VPN server
E-MailRelay is a simple SMTP proxy and relay MTA, written in C++, for Linux and Windows. As a proxy all messages can be passed through a user-defined program, such as a spam-filter, which can drop, readdress, or edit messages as they pass through.
Advanced C/C++ library(ACL) for UNIX-like OS and WIN32 OS, including sync/async/ssl iostream for net/file, thread pool, process pool, db pool, server framework, event, memory, string, array/hash/ring/list, xml and json parser, http/smtp/icmp protocol, SSL/TLS, C unit test, etc
Spey is the easy way to reduce the amount of spam you receive. It sits between your mail server and the outside world and performs greylisting and other verification checks. It needs very little configuration and no mail server setup and Just Works(TM).
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VoidSMTP Server is a very light SMTPServer. The targeted operating system is Tomato. It runs a user-defined shell command/script (e.g. "led white on") when an email is received for a specific email address(es).
Email client for sending emails to someone using any chosen Name
Blade Email connects to email servers to send emails, where the user can choose what name and email address to send their email from without the need for a password.
YPOPs! is an application which emulates a POP3/SMTP mail server and provides free POP3 and SMTP access to Yahoo! Mail. It does not depend on Yahoo's POP3/SMTP mail server. You can use a mail client of your choice!
xstress is a SMTP mail server stress testing tool. xstress creates multiple connections (using threads) to the (configured) mail server and sends mails with varying subject, body, attachment and TO/FROM addresses.
This program is a minimal SMTP client that takes an email
message body and passes it on to a SMTPserver (default is the
MTA on the local host). Since it is completely self-supporting,
it is especially suitable for use in restricted environments.
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jwSMTP, Send email programmatically (C++ code/lib). Linux, BSD, Windows etc. Attachments, Multiple recipients, Cc/Bcc recipients supported. MX lookup or send to an SMTPserver direct. LOGIN and PLAIN authentication now supported. Html or plain text forma
hMailServer is a SMTP/POP3/IMAP server for Windows. Data is stored in MySQL/MSSQL database and is easily accessed using the COM library. Project info, trackers and downloads has moved to www.hmailserver.com.
GPGrelay is a small email-relaying server that uses GnuPG (the GNU Privacy Guard) to sign/encrypt (SMTP-Relay) or verify/decrypt (POP3-/IMAP-Relay) emails. This enables many email-clients to send and receive emails that are PGP-MIME conform.
Modular EMail Server with features to support SMTP-after-POP,Anti-Virus filter by using popular AV-Scanners,IMAP,POP3,SSL,ODMR,SASL and has an easy configuration.
(SMTP,ODMR,IMAP,POP3,SASL,CHUNKING,BINARYMIME,PAM)
SPAMtasm is an SMTP open-relay honeypot. Its purpose is to trick spammers into thinking they have found yet another open relay mail server. In reality, SPAMtasm will simply respond as if everything is okay and discard all the e-mails.
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
Spicebird is an open-source email and collaboration suite based on the Mozilla platform. It provides integrated e-mail, contacts, calendaring and instant messaging. It can connect to any SMTP/IMAP email server, CalDav Calendar server and Jabber serve