Why we can’t stop multitasking
We’ve all been there: a notification pops up, and suddenly we’re responding — even if it completely derails our focus. It feels automatic, but it’s rarely just about the task at hand. As a staff product researcher on the Firefox mixed methods t...
Thunderbird Monthly Development Digest – June 2025
Hello once more from the Thunderbird development team! For many of our team members, the summer has started with our annual sprint to release ESR and enjoy a little time afk, as our colleagues in the southern hemisphere hunker down for winter and power...
Welcome to Thunderbird 140 “Eclipse”
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 Suppor...
Thunderbird Mobile Progress Report: May 2025
Thunderbird for iOS We’re growing a few more stars! We’re so happy to hear there is great interest in Thunderbird for iOS, and hope to reach a stage soon where you all can be more involved. Thank you, also, to those of you who’ve submitted an inc...
The Great British Bake Off’s Janusz on CakeTok and queer joy
Here at Mozilla, we are the first to admit the internet isn’t perfect, but we know the internet is pretty darn magical. The internet opens up doors and opportunities, allows for human connection, and lets everyone find where they belong — their cor...
Firefox features that help you plan a trip (and take it)
Most travel plans start with a handful of tabs. A map here, a few guides there. Then a flurry of bookings, logins and maybe a PDF form you’re supposed to sign with your finger. Next thing you know, you’re in line at the car rental counter with 3% b...
Performance doesn’t have to come at the cost of privacy
What if you could increase conversations — without collecting more data? You’ve probably been told you need to collect more data to get better results. But with smarter tools and better technology, privacy isn’t a tradeoff, it’s a feature. Anon...
VIDEO: Thunderbird Pro and Thundermail!
It’s been just over two months (!) since we first announced our upcoming Thunderbird Pro suite and Thundermail email service. We thought it would be a great idea to bring in Chris Aquino, a Software Engineer on our Services team, to chat about these ...
A smarter, simpler Firefox address bar
Firefox’s address bar just got an upgrade, and it’s all about putting you in control. It’s faster, easier to use and built to support how you search and browse — while staying true to what makes Firefox, Firefox: real user choice, strong privac...
The most L.A. corner of the internet
Here at Mozilla, we are the first to admit the internet isn’t perfect, but we know the internet is pretty darn magical. The internet opens up doors and opportunities, allows for human connection, and lets everyone find where they belong — their cor...
Investing in what moves the internet forward
Firefox is the only major browser not backed by a billionaire and our independence shapes everything we build. This independence allows us to prioritize building products and tools, which shape the future of the internet for the better. And it means we...
VIDEO: Talking MZLA with Ryan Sipes
In this month’s Community Office Hours, we’re chatting with our director Ryan Sipes. This talk opens with a brief history of Thunderbird and ends on our plans for its future. In between, we explain more about MZLA and its structure, and how this co...
The future of the web depends on getting this right
The remedies phase of the U.S. v. Google LLC search case wrapped up last week. As the Court weighs how to restore competition in the search market, Mozilla is asking it to seriously consider the unintended consequences of some of the proposed remedies,...
Thunderbird for Mobile April 2025 Progress Report
Here is an update of what Thunderbird’s mobile community has been up to in April 2025. With a new team member, we’re getting Thunderbird for iOS out in the open and continuing to work on release feedback from Thunderbird for Android. The Team is Gr...
‘Shifting left’ for better accessibility in Firefox
As a product manager for Firefox, one of the areas I’m most passionate about is accessibility. This is not only because I’m a disabled person myself, but also because I’ve seen firsthand that building in accessibility from the beginning results i...