Thunderbird

Thunderbird for Android March 2025 Progress Report
Hello, everyone, and welcome to the Thunderbird for Android March 2025 Progress Report. We’re keeping our community updated on everything that’s been happening in the Android team, which is quickly becoming a more general mobile team with some rece...
2025-04-10 16:06
Thunderbird Monthly Development Digest – March 2025
Hello again Thunderbird Community! It’s been almost a year since I joined the project and I’ve recently been enjoying the most rewarding and exciting work days in recent memory. The team who works on making Thunderbird better each day is so passion...
2025-04-08 13:31
Thundermail and Thunderbird Pro Services
Today we’re pleased to announce what many in our open source contributor community already know. The Thunderbird team is working on an email service called “Thundermail” as well as file sharing, calendar scheduling and other helpful cloud-based s...
2025-04-04 16:58
VIDEO: The Thunderbird Design System
In this month’s Community Office Hours, Laurel Terlesky, Design Manager, is talking about the new Thunderbird Design System. In her talk from FOSDEM, “Building a Cross-Platform, Scalable, Open-Source Design System,” Laurel describes the Thunderbi...
2025-03-13 19:07
Thunderbird Monthly Development Digest – February 2025
Hello again Thunderbird Community! Despite the winter seeming to last forever and the world being in a state of flux, the Thunderbird team has been hard at work both in development and planning strategic projects. Here’s the latest from the team dedi...
2025-03-11 14:32
Thunderbird for Android January/February 2025 Progress Report
Hello, everyone, and welcome to the first Android Progress Report of 2025. We’re ready to hit the ground running improving Thunderbird for Android experience for all of our users. Our January/February update involves a look at improvements to the acc...
2025-03-06 15:12
Thunderbird Release Channel Update
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’...
2025-03-04 20:17
Thunderbird Monthly Development Digest – January 2025
Hello again Thunderbird Community! As January drew to a close, the team was closing in on the completion of some important milestones. Additionally, we had scoped work for our main Q1 priorities. Those efforts are now underway and it feels great to cro...
2025-02-11 13:41
Thunderbird Desktop Release Channel Will Become Default in March 2025
We have an exciting announcement! Starting with the 135.0 release in March 2025, the Thunderbird Desktop Release channel will be the default download. If you’re not already familiar with the Release channel, it will be a supported alternative to the ...
2025-02-06 19:32
VIDEO: The Thunderbird Mobile Team
The Thunderbird Mobile team are crafting the newest chapter of the Thunderbird story. In this month’s office hours, we sat down to chat with the entire mobile team! This includes Philipp Kewisch, Sr. Manager of Mobile Engineering (and long-time Thund...
2025-01-30 11:24
Thunderbird Monthly Development Digest – December 2024
Happy New Year Thunderbirders! With a productive December and a good rest now behind us, the team is ready for an amazing year. Since the last update, we’ve had some successes that have felt great. We also completed a retrospective on a major pain po...
2025-01-13 15:00
Open Source, Open Data: Visualizing Our Community with Bitergia
Thunderbird’s rich history comes with a complex community of contributors. We care deeply about them and want to support them in the best way possible. But how does a project effectively do just that? This article will cover a project and partnership...
2024-12-19 16:18
Thunderbird for Android November 2024 Progress Report
It’s been a while since our last update in August, and we’re glad to be back to share what’s been happening. Over the past few months, we’ve been fully focused on the Thunderbird for Android release, and now it’s time to catch you up. In this...
2024-12-10 11:55
Celebrating 20 Years of Thunderbird: Independence, Innovation and Community 
Thunderbird turns 20 today. Such a huge milestone invites reflection on the past and excitement for the future. For two decades, Thunderbird has been more than just an email application – it has been a steadfast companion to millions of users, offeri...
2024-12-07 10:00
Thunderbird Monthly Development Digest – November 2024
Hello Thunderbird Community! Another adventurous month is behind us, and the team has emerged victorious from a number of battles with code, quirks, bugs and performance issues. Here’s a quick summary of what’s been happening across the front and b...
2024-12-03 11:00
Maximize Your Day: Make Important Messages Stand Out with Filters
For the past two decades, I’ve been trying to get on Jeopardy. This is harder than answering a Final Jeopardy question in your toughest subject. Roughly a tenth of people who take the exam get invited to auditions, and only a tenth of those who make ...
2024-11-19 16:57
VIDEO: Q&A with Mark Surman
Last month we had a great chat with two members of the Thunderbird Council, our community governance body. This month, we’re looking at the relationship between Thunderbird and our parent organization, MZLA, and the broader Mozilla Foundation. We cou...
2024-11-08 17:57
Thunderbird Monthly Development Digest: October 2024
Hello again Thunderbird Community! The last few months have involved a lot of learning for me, but I have a much better appreciation (and appetite!) for the variety of challenges and opportunities ahead for our team and the broader developer community....
2024-11-05 11:00
Thunderbird for Android 8.0 Takes Flight
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 o...
2024-10-30 13:59
Maximize Your Day: Focus Your Inbox with ‘Grouped by Sort’
For me, staying on top of my inbox has always seemed like an unattainable goal. I’m not an organized person by nature. Periodic and severe email anxiety (thanks, grad school!) often meant my inbox was in the quadruple digits (!). Lately, something’...
2024-10-21 13:11