Anthony Enzor-DeMeo Promoted to General Manager, Firefox
Mozilla has promoted Anthony Enzor-DeMeo to General Manager of Firefox. Since joining Mozilla in December 2024, Anthony has played a pivotal role in evolving Firefox’s strategy and championing a user-first approach to product development. His leaders...
State of the Thunder: Answering Community Questions!
For the past few months, we’ve been talking about our roadmaps and development and answering community questions in a video and podcast series we call “State of the Thunder.” We’ve decided, after your feedback, to also cover them in a blog, for...
Welcoming New Faces to the Thunderbird Community Team
Community First Thunderbird is (and has always been) powered by the people. The project exists because of the amazing community of passionate code contributors, bug-bashers, content creators, and all-around wonderful humans who have stood behind it and...
VIDEO: Thunderbird 140.0 ESR “Eclipse”
Welcome back to another edition of the Community Office Hours! This month, we’re taking a closer look at Thunderbird 140.0 ESR “Eclipse,” our latest Extended Support Release! Sr. Manager of Desktop Engineering Toby Pilling (who so helpfully provi...
A first-party data reality check
Part I in Anonym’s Rewiring the Rules Series First-party data — the kind users share willingly with brands they trust — is a marketer’s most valuable and precious asset. But often, when it comes time to activate that data in the form of an adve...
Let’s talk about data control
A new series exploring the connection between data protection and performance. The digital advertising industry is in a period of meaningful data use transition. An ecosystem that has fostered third-party cookies, device IDs, cross-site tracking, and m...
Mobile Progress Report – June 2025
Welcome back to another update on how things are going on mobile. Thunderbird for iOS We’ve been going back and forth between database and JMAP for Thunderbird for iOS. Most of the visible work has flown into creating an initial JMAP library that w...
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 ...
