As of today, the Thunderbird project will be operating from a new wholly owned subsidiary of the Mozilla Foundation, MZLA Technologies Corporation.

According to...

The Mozilla Foundation has big plans to modernize its Thunderbird email client in 2019, improving its performance, usability, and look and feel.

In doing...

Mozilla today released a new version of Mozilla Thunderbird, its free and open source email application for Windows, Mac, and Linux. Available in over 43...

An early version of Mozilla's next Thunderbird is ready for testing. Code-named Lanikai Alpha 1, available here for download, is for testers, extension...