Email Server Software CMailServer Cost: $99 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions Email Server Software CMailServer: CMailServer is an economic Internet/Intranet mail server with web mail. It is great for small and medium sized companies and organizations that need a mail server. CMailServer allows every computer in network to send and receive e-mails across the Internet and within the LAN. It also provides web mail and ESMTP service.