Complete Mail Server is high-performance professional SMTP/POP3 server software engineered for corporations and ISPs to satisfy business needs in ultra fast, flexible and reliable mail server. It works along with any email program or mailer and offers a lot of security features and options to allow you to protect the server from the outside and restrict the SPAM activity.

Ability Mail Server is an advanced, secure and high performing mail server. Featuring SMTP, POP3, IMAP4, WebMail, Remote Admin, LDAP, SSL, SPAM Protection with Bayesian and RBL filters, Antivirus Protection, Content Filtering, POP3 retrievals, ODBC, mailing lists, static routing, aliases, redirections, auto-responses, multiple folders, address books and much more. Combines maximum functionality with ease of use.

MDaemon , Windows-based email server software, contains full mail server functionality and control with a strong emphasis on security to protect your email communication needs. Features include top-notch antispam security features such as Greylisting, DomainKeys Identified Mail (DKIM), DomainKeys (DK), SPF; seamless integration with AntiVirus plug-in; built-in groupware functionalities; secure instant messaging; free webmail client; and more.

CARTHAGO Groupware 2005 is a application server for MS Windows to manage email, contacts, groups, appointments and tasks using a standard web browser. Through a webserver, you have access to your personal data from everywhere in the world. Special groupware features allow multiple users to share contacts and appointments. CARTHAGO supports international domain names (IDN) and is thus suitable for email addresses with special characters.

MERCUR Messaging 2005 is a versatile communication platform for MS Windows. Well known standard protocols, like SMTP, POP3, IMAP4 or HTTP provide the basis for a world wide communication. These protocols are easy to handle and compatible with the frequently used messaging products. A special interface to Norman Virus Control offers a proactive solution against new and unknown viruses. The Webmail interface enables access from all over the world.

Courier Mail Server is a e-mail server. Compact, easy to configure and usage, multithreaded, contains Web server. It will help you to quickly arrange e-mail exchange in local network and Internet. Major Features: SMTP and POP3 services; Web server with PHP support (HTTP service); support of multiple mail domains; flexible sorting and antispam mail filtering; user and domain aliases...

Email sender (SMTP server) can be used by 3rd party software programs to send system alert notifications, SMS alerts, e-Commerce, security alerts, direct (bulk) mail, email notifications and alerts eeMailer is compatible with any Windows NT/2000/2003/XP computer. eeMailer installs as a low overhead system service and works totally in the background. Simple to use, simple to setup and reliable.

602LAN SUITE is an easy-to-install and manage all-in-one network software suite providing secure e-mail services with anti-virus & anti-spam, fax support, built-in firewall with NAT and web content filter proxy for controlled Internet sharing. Combine the content based Bayesian anti-spam filter, blacklists & whitelists together with e-mail attachment filtering to provide complete junk e-mail protection. The 5 user version is FREE!

FTGate4 is a powerful Windows(TM) mail server suite that combines exceptional mail handling facilities with comprehensive Groupware functionality. FTGate4 features include SMTP, POP3, calendaring, contacts, IMAP, enhanced security, advanced anti-spam facilities, anti-virus support, multiple domains, Web Administration, WebMail, instant messaging, SSL, SPF and much more.

LiteMail is an easy to use mail server that includes unlimited addresses, unlimited domains, forwarding, relaying, SMTP Authentication, a catch-all address and quotas. Integrated DynDNS and No-Ip dynamic DNS clients help make LiteMail a complete and convenient server solution. The administrator is given a precise log of everything that occurs and has the ability to monitor and kill connections.