The wait is over! Thunderbird 140 “Eclipse” has reached totality. From all of us at the Thunderbird project, from MZLA staff and the Thunderbird Council to our global community of contributors, we’re excited to announce the latest Extended Support Release has arrived. Eclipse not only builds on Thunderbird 128 “Nebula,” but also the recent features […]
The monthly Release channel is ready to help you move from annual to monthly updates in Thunderbird. This update lets you know how to switch from the annual update (ESR) to monthly updates (Release), why you might have to wait, and what features you’ll get first! How do I switch from annual to monthly updates […]
UPDATE (March 4, 2025): The Release Channel is now default! See our update post on how to make the switch with a manual install and what’s new in 136. We have an exciting announcement! Starting with the 136.0 release in March 2025, the Thunderbird Desktop Release channel will be the default download. If you’re not […]
Just over two years ago, we announced our plans to bring Thunderbird to Android by taking K-9 Mail under our wing. The journey took a little longer than we had originally anticipated and there was a lot to learn along the way, but the wait is finally over! For all of you who have ever […]
We’re excited to share a new project we’ve been working on at Thunderbird called Appointment. Appointment makes it simple to schedule meetings with anyone, from friends and family to colleagues and strangers. Escape the endless email threads trying to find a suitable meeting time across multiple time zones and organizations. With Appointment, you can easily […]
In space, a supernova creates the building blocks of creation. In a nebula, those elements nurture new possibilities. Thunderbird 128 Nebula brings together and builds on the best of Supernova! Find out what’s new in our initial 2024 release.
We’re happy to announce the release of K-9 Mail 6.800. The main goal of this version is to make it easier for you to add your email accounts to the app with Thunderbird’s autoconfig mechanism. With another item crossed off the list, this brings us one step closer towards Thunderbird for Android!
The Thunderbird Project enjoyed a fantastic 2023. From my point of view – as someone who regularly engages with both the community and our team on a daily basis – the past year brought a renewed sense of purpose, sustainability, and excitement to Thunderbird. Let’s talk about a few of the awesome milestones Thunderbird achieved, but let’s also discuss where we stumbled and what lessons we learned along the way.
A big Android progress report to carry us into 2024, including some awesome community contributions, Android 14, user experience improvements, improved account setup, and more!
Dear translators, thank you for all the work you’re putting into making K-9 Mail — and eventually Thunderbird for Android — more accessible by translating it to so many languages ❤️
A change was made in Thunderbird 115.0 that rejects the use of the SHA-1 algorithm in digital signatures of S/MIME emails. Read more to learn about this important change, and how it might affect certain users.
More improvements to account setup, purging old code, OAuth 2.0 fixes for Yahoo and AOL, and more in our monthly Thunderbird for Android update.
During August 2023, we managed to reach a significant Thunderbird for Android milestone: the beta release of our new account setup interface!
Great forward progress on the New Account Setup, some Material 3 experiments, and more in this month’s Thunderbird for Android progress report.
Apparently our July has been so busy that we didn’t find the time to write up the progress report for June. But a late report is better than no report! Let’s check in on the development of Thunderbird for Android.
