Browsers

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
Release Notes for Safari Technology Preview 213
Safari Technology Preview Release 213 is now available for download for macOS Sequoia and macOS Sonoma.
2025-02-12 22:10
Announcing Interop 2025
Exciting news for web developers, designers, and browser enthusiasts alike — Interop 2025 is here, continuing the mission of improving cross-browser interoperability.
2025-02-12 18:30
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
WebKit Features in Safari 18.3
Today marks the arrival of Safari 18.3.
2025-01-27 19:00
Release Notes for Safari Technology Preview 212
Safari Technology Preview Release 212 is now available for download for macOS Sequoia and macOS Sonoma.
2025-01-24 00:33
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
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
Streamline your schoolwork with Firefox’s PDF editor
As a student pursuing a master’s degree, I’ve spent too much time searching for PDF editors to fill out forms, take notes and complete projects. I discovered Firefox’s built-in PDF editor while interning at Mozilla as a corporate communications i...
2025-01-21 14:00
Raising the bar: Why differential privacy is at the core of Anonym’s approach
Continuing our series on Anonym’s technology, this post focuses on Anonym’s use of differential privacy. Differential privacy is a cornerstone of Anonym’s approach to building confidential and effective data solutions. In this post, we’ll expla...
2025-01-16 14:00
Slate’s ICYMI hosts on their online obsessions and wildest 2025 predictions 
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...
2025-01-15 14:00
The success of Interop 2024!
With close of 2024 came the end of another year of the Interop project — the annual collaboration between browser engine teams to improve the interoperability of web technology by collectively focusing on fixing bugs and improving features in specifi...
2025-01-14 16:00
Release Notes for Safari Technology Preview 211
Safari Technology Preview Release 211 is now available for download for macOS Sequoia and macOS Sonoma.
2025-01-14 15:28