CMailServer 5.4.6

CC Mail Server, a standard SMTP/POP3 mail server for Windows, enables you to send and receive e-mail via the Web and Outlook.

It runs on the Internet, intranets, and local area networks.

It meets the needs of schools, companies, and government departments' internal LAN construction.

CC Mail Server can work as an Internet mail server and also supports authentication SMTP, Webmail and multi-domain.

Read more here.