Compiling this list of free email clients was based mainly on hands-on experience, but user reviews and feedback were considered for some.

Mozilla, the free software non-profit that also makes Firefox, created Thunderbird with all the bells and whistles of a premium email service, but without all the tracking and privacy issues.

I have set up a terminal server which we plan to use to allow about 200 users to do their work and read their email. They will not need all the extras that come with Outlook, so we would like to ...

Mozilla revived the free and open-source email client a few years ago and now is preparing to launch a new set of "Pro" add-on web services designed enhance the experience of using Thunderbird.