We asked Jon Hicks, the creator of the original Firefox and Thunderbird logos, to re-imagine his iconic design in light of Thunderbird’s exciting future. 

The newest stable release of Thunderbird, version 91, is available for download on our website now. Existing Thunderbird users will be updated to the newest version in the coming weeks. Thunderbird 91 is our biggest release in years with a ton of new features, bug fixes and polish across the app. This past year had […]

Mailfence Encrypted Email Suite in Thunderbird Today, the Thunderbird team is happy to announce that we have partnered with Mailfence to offer their encrypted email service in Thunderbird’s account setup. To check this out, you click on “Get a new email address…” when you are setting up an account. We are excited that those using […]

Updating to Thunderbird 78 from 68 Soon the Thunderbird automatic update system will start to deliver the new Thunderbird 78 to current users of the previous release, Thunderbird 68. This blog post is intended to share with you details about our OpenPGP support in Thunderbird 78, and some details Enigmail add-on users should consider when […]

Thunderbird 78 is our newest ESR (extended-support release), which comes out yearly and is considered the latest stable release. Right now you can download the newest version from our website, and existing users will be automatically updated in the near future. We encourage those who rely on the popular add-on Enigmail to wait to update […]

As of today, the Thunderbird project will be operating from a new wholly owned subsidiary of the Mozilla Foundation, MZLA Technologies Corporation. This move has been in the works for a while as Thunderbird has grown in donations, staff, and aspirations. This will not impact Thunderbird’s day-to-day activities or mission: Thunderbird will still remain free […]

Today the Thunderbird project is happy to announce that for the future Thunderbird 78 release, planned for summer 2020, we will add built-in functionality for email encryption and digital signatures using the OpenPGP standard. This new functionality will replace the Enigmail add-on, which will continue to be supported until Thunderbird 68 end of life, in […]

Our newest release, Thunderbird version 68 is now available! Users on version 60, the last major release, will not be immediately updated – but will receive the update in the coming weeks. In this blog post, we’ll take a look at the features that are most noteworthy in the newest version. If you’d like to […]

WeTransfer’s file-sharing service is now available within Thunderbird for sending large files (up to 2GB) for free, without signing up for an account. Even better, sharing large files can be done without leaving the composer. While writing an email, just attach a large file and you will be prompted to choose whether you want to […]

April Fools! We still have open bugs, but we’d like your help to close them! We are grateful to have a very active set of users who generate a lot of bug reports and we are requesting your help in sorting them, an activity called bug triage. We’re holding “Bug Days” on April 8th (all […]