Mozilla

Ads performance, re-imagined. Now in beta: Anonym Private Audiences.
Together, Mozilla and Anonym are proving that effective advertising doesn’t have to come at the cost of user privacy. It’s possible to deliver both — and we’re building the tools to show the industry how. Today, we’re unveiling Anonym Private...
2025-04-23 15:00
Exploring on-device AI link previews in Firefox
Ever opened a bunch of tabs only to realize none of them have what you need? Or felt like you’re missing something valuable in a maze of hyperlinks? In Firefox Labs 138, we introduced an optional experimental feature to enhance your browsing experien...
2025-04-22 18:32
Mozilla’s CEO weighs in on U.S. v. Google
The CEO of Mozilla, Laura Chambers, provided insights about the U.S. v. Google LLC case ahead of the trial slated to begin April 21, 2025. “As the CEO of Mozilla, I often have conversations about the future of this company. Most times these conversat...
2025-04-17 12:10
Inside the newsletter making layoffs feel less bleak and more like a group chat
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...
2025-04-11 15:54
VIDEO: The New Account Hub
In this month’s Community Office Hours, we’re chatting with Vineet Deo, a Software Engineer on the Desktop team, who walks us through the new Account Hub on the Desktop app. If you want a sneak peak at this new streamlined experience, you can find ...
2025-04-11 12:18
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
How UEFA and Mozilla’s Anonym nailed TikTok campaigns without compromising user data
When UEFA’s Men’s Club Competitions Online Store (operated by Event Merchandising Ltd) set out to run a TikTok campaign during the 2024 finals, the goal was clear: engage passionate club fans (ultras) and drive sales of official gear — without co...
2025-04-09 22:20
How UEFA and Mozilla’s Anonym nailed TikTok campaigns without compromising user data
When UEFA’s Men’s Club Competitions Online Store (operated by Event Merchandising Ltd) set out to run a TikTok campaign during the 2024 finals, the goal was clear: engage passionate club fans and drive sales of official gear — without compromisin...
2025-04-09 22:20
Data ethics in action: Zenjob, TikTok and Mozilla’s Anonym show a better way to measure
Let’s face it — measuring ad performance is challenging in a shifting privacy landscape. With tightening regulations and data sharing under a well-deserved microscope, advertisers are under more pressure than ever to prove their campaigns can work ...
2025-04-09 22:20
Data ethics in action: Zenjob, TikTok and Mozilla’s Anonym show a better way to measure
Let’s face it — measuring ad performance is challenging in a shifting privacy landscape. With tightening regulations and data sharing under a well-deserved microscope, advertisers are under more pressure than ever to prove their campaigns can work ...
2025-04-09 22:20
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
How Firefox’s vertical tabs came to life with a little help from our community
If you’ve ever had more tabs open than you can count, you know the struggle: tiny, unreadable tab titles, constant scrolling, and that moment of panic when you close the wrong one. Enter vertical tabs, a long-requested Firefox feature designed to mak...
2025-04-02 15:29
Built together: How Firefox fans help shape the browser
If you’ve ever wished Firefox had vertical tabs or an easier way to share links on your phone — and you left a comment somewhere asking for it — there’s a good chance someone saw it. And not just someone. The actual people building Firefox. Tha...
2025-04-02 15:28
Spring cleaning? Watch out for these product categories while online shopping
Spring is in the air, which means it’s time to swap stuffy winter layers to fresh air — and maybe confront the dust bunnies that moved in while you were busy. If you’re gearing up for a deep Spring clean or some much needed home maintenance, chan...
2025-03-31 16:25
Nolen Royalty, known as eieio, keeps the internet fun with experimental multiplayer games
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...
2025-03-28 19:32
4 accessibility tools to try in Firefox 
The internet is for everyone, but not everyone experiences it the same way. For many of us, harsh brightness, hard-to-read text or a webpage that doesn’t work with a screen reader can turn simple tasks into frustrating obstacles. While we’ve built ...
2025-03-27 17:41
A smarter VPN experience: Introducing the Mozilla VPN extension for Windows
VPNs are great for keeping your connection secure and your activity private, but they can also get in the way. From triggering captchas to making some websites harder to access, traditional VPNs often force users into a trade-off between privacy and co...
2025-03-26 18:23
Open-source AI is hard. Blueprints can help!
“I spend 8 hours per week trying to keep up to date, it’s overwhelming!” “Integrating new libraries is difficult. They’re either poorly maintained or updated in ways that break compatibility.” “I want to be able to experiment quickly, wit...
2025-03-25 16:54
Reaching readers, one TikTok at a time
Spoiler: The internet’s not finished. Welcome to “Web in Progress,” a series celebrating the internet as a space you can shape, not just scroll through. Just as Firefox empowers you to take charge of your online experience, this series highlights...
2025-03-20 17:58