Firefox

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
Misinformation in the age of AI: It’s in the details (like extra fingers)
As you scroll through social media, the posts blend together: a heroic cat, a shocking statistic, a breaking news clip. But in a world where AI blurs the line between fact and fiction, how do you tell what’s real from what’s misinformation?  The s...
2025-03-11 18:28
Mozilla’s Response to Proposed Remedies in U.S. v. Google LLC
Last week the Department of Justice and some state attorneys general filed revised proposed remedies in the U.S. v. Google LLC search case. If the proposed remedies barring all search payments to browser developers are adopted by the court, these misgu...
2025-03-11 12:52
Mozilla’s response to proposed remedies in U.S. v. Google
Last week the Department of Justice and some state attorneys general filed revised proposed remedies in the U.S. v. Google LLC search case. If the proposed remedies barring all search payments to browser developers are adopted by the court, these misgu...
2025-03-11 12:52
Browser choice? Here’s how EU’s DMA is helping make it real
Too often, well-intentioned regulation misses the mark. This can be due to poor design, poor implementation, poor compliance, or failure to address unintended consequences. But the EU’s Digital Markets Act (DMA) has the potential to be different. The...
2025-03-06 16:32
An update on our Terms of Use
On Wednesday we shared that we’re introducing a new Terms of Use (TOU) and Privacy Notice for Firefox. Since then, we’ve been listening to some of our community’s concerns with parts of the TOU, specifically about licensing. Our intent was just t...
2025-02-28 23:09
Introducing a terms of use and updated privacy notice for Firefox
We’re introducing a Terms of Use for Firefox for the first time, along with an updated Privacy Notice.  Why now? Although we’ve historically relied on our open source license for Firefox and public commitments to you, we are building in a much dif...
2025-02-26 17:00
Mozilla’s approach to Manifest V3: What’s different and why it matters for extension users
Extensions are like apps for your browser, letting you customize and enhance your online experience. Nearly half of all Firefox users have installed at least one extension, from privacy tools to productivity boosters. To build these extensions, develop...
2025-02-25 14:00
Growing Mozilla — and evolving our leadership
Since 2022, Mozilla has been in an active process evolving what we do – and renewing our leadership. Today we announced several updates on the leadership piece of this ongoing work.  We’ve recognized that Mozilla faces major headwinds in terms of ...
2025-02-19 19:02
Spring detox with Firefox for iOS
A fresh start isn’t just for your home — your iPhone or iPad deserves a privacy detox too. With Firefox for iOS, you can block hidden trackers, stop fingerprinting, and keep your browsing history more private with Enhanced Tracking Protection. How ...
2025-02-18 17:54
What is the best hardware concurrency for running inference on CPU?
In the Firefox AI Runtime, we can use multiple threads in the dedicated inference process to speed up execution times CPU. The WASM/JS environment can create a SharedArrayBuffer and run multiple threads against its content and distribute the load on se...
2025-02-18 16:34
Bluesky’s Emily Liu on rethinking social media (and why it’s time to chime in)
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...
2025-02-12 16:46
Paris AI Action Summit: A milestone for open and Public AI
As we close out the Paris AI Action Summit, one thing is clear: the conversation around open and Public AI is evolving—and gaining real momentum. Just over a year ago at Bletchley Park, open source AI was framed as a risk. In Paris, we saw a major sh...
2025-02-12 08:00
ROOST: open source AI safety for everyone
Today we want to point to one of the most exciting announcements at the Paris AI summit: the launch of ROOST, a new nonprofit to build AI safety tools for everyone.  ROOST stands for Robust Open Online Safety Tools, and it’s solving a clear and imp...
2025-02-10 15:20
Welcoming Peter Rojas as Mozilla’s SVP of New Products
We’re thrilled to share that Peter Rojas has joined Mozilla Corporation as our new Senior Vice President of New Products. In this role, Peter will lead Mozilla’s endeavors to explore, build and scale new products that align with Mozilla’s greater...
2025-02-06 14:00
IYKYK: The secret language of memes
Dr. Erica Brozovsky is a sociolinguist, a public scholar and a lover of words. She is the host of Otherwords, a PBS series on language and linguistics, and a professor of writing and rhetoric at Worcester Polytechnic Institute. You can find her at @eri...
2025-01-27 19:09
Running Inference In Web Extensions
Image generated by DALL*E We’re shipping a new API in Firefox Nightly that will let you use our Firefox AI runtime to run offline machine learning tasks in your web extension. Firefox AI Runtime We’ve recently shipped a new component inside of Fire...
2025-01-22 19:53
Supercharge your day: Firefox features for peak productivity
Hi, I’m Tapan. As the leader of Firefox’s Search and AI efforts, my mission is to help users find what they are looking for on the web and stay focused on what truly matters. Outside of work, I indulge my geek side by building giant Star Wars Lego ...
2025-01-21 21:20
Mozilla, EleutherAI publish research on  open datasets for LLM training
Update: Following the 2024 Mozilla AI Dataset Convening, AI builders and researchers publish best practices for creating open datasets for LLM training.  Training datasets behind large language models (LLMs) often lack transparency, a research paper p...
2025-01-21 16:55