In short, you'll be warned of email traffic problems before they affect users. In time, Exim, another popular open-source email server, support will be added.

Now, a German company called Open-Xchange wants to change this using a tool it calls OX Guard, a new addition to the company's existing open source email server, software that individuals and ...

Every business needs email, but not every business wants an expensive propriety email server like Exchange Server. If you prefer a free mail server, consider Postfix, an open source email server ...

At the other end of the spectrum is hMailServer, a fully-featured email server that supports all common email protocols and contains built-in support for virus and spam protection. In between ...

On the Windows side, we tested hMailServer, which has been around since 2002 and is available under the open source GPL license, and SmarterMail, which offers a free full version of its server ...

Open source alternatives to Microsoft Exchange can give you more flexibility and customization options for your email hosting without breaking the bank. However, they also require a considerable ...

Although the upcoming major release of Thunderbird isn't about drastic changes, what it does have to offer makes the workflow much more efficient than previous iterations. Jack Wallen has the details.

So why would an open source start-up want to introduce a new email system into a market that is 100 percent saturated? Written by Maurene Caplan Grey, Contributor April 9, 2007, 8:15 a.m. PT ...