Webmail.us is announcing improvements to its service next week and will migrate its core e-mail platform from Microsoft Windows to an open-source platform.

Webmail.us, whose outsourced e-mail service is aimed at companies that have between five and 500 employees, adopted open source software to gain scalability, said Patrick Matthews, co-founder and ...

It’s been nearly 5 years since Mozilla announced that it was going to stop investing heavily in development of the open source Thunderbird email application in order to focus on the much more ...

Linux e-mail vendor @Mail Monday released an open source version of its Webmail client and is making it available for free. The client, @Mail Open, is AJAX-based and works against any e-mail ...

One day, Microsoft could "open source" the code that underpins the OS---giving it away for free. So says Mark Russinovich, one of the company's top engineers.