If you're running Firefox on macOS you might have noticed that its responsiveness has improved significantly in version 103. | Continue reading
Bret Victor's Inventing on principle talk (also available on YouTube in case you want to skip ahead) from this year's CUSEC is one of these hours of your life where ... | Continue reading
For the last year, we've been working on the development of rust-minidump. The final part in this series takes you through fuzzing rust-minidump. | Continue reading
We've been working on the development of rust-minidump. The first in this two-part series explains what minidumps are and how we made rust-minidump. | Continue reading
The Firefox Translations web extension utilizes proceedings of project Bergamot and brings local translations to Firefox. | Continue reading
Firefox uses a multi-process model for additional security and stability while browsing. Web Content is rendered in separate processes. | Continue reading
We are very glad to announce today that it is now possible for MDN users around the globe to create an MDN Plus free account. | Continue reading
The latest Common Voice dataset has achieved more than 20,000 hours of open-source speech data that anyone, anywhere can use. | Continue reading
On March 1st, 2022, MDN Web Docs released a new design and a new brand identity. Here is a summary of how we're addressing the feedback. | Continue reading
We’re pleased to announce that we have partnered with the Center for Humane Tech, a nonprofit org that reimagines the digital infrastructure. | Continue reading
Today, we are launching MDN Plus, our first step to providing a personalized and more powerful experience while continuing to invest in our always free and open webdocs. | Continue reading
With the upcoming launch of MDN Plus, we believe it’s a good time to talk about how our two organizations work together. | Continue reading
Interop 2022 is a cross-browser initiative to find and address the most important interoperability pain points on the web platform. | Continue reading
If you’ve accessed the MDN website today, you probably noticed that it looks quite different. | Continue reading
Chrome and Firefox will reach version 100 in a couple of months. Let's work together on fixing User Agent detection issues. | Continue reading
Before we roll out State Partitioning for all Firefox users, we intend to make a few improvements to the Storage Access API. | Continue reading
On January 13th 2022, Firefox became unusable for close to two hours for users worldwide. This post highlights the complex series of events and circumstances that, together, triggered a bug deep in the networking code of Firefox. | Continue reading
Adetona Adewale is a digital technologist. I wish people would talk about the struggle and the sacrifices that come with building a startup. | Continue reading
In Firefox 95, we're shipping a sandboxing technology called RLBox — developed with researchers at UC San Diego and the University of Texas | Continue reading
Welcome to our Hacks: Decoded Interview series! We spoke with Thomas over email about coding, his favorite apps and his past life at Mozilla. | Continue reading
Firefox 93 comes with lots of lovely updates including AVIF image format support, filling of XFA-based forms in its PDF viewer and protection. | Continue reading
We decided it was time to reinvest in the PDF viewer (PDF.js) and support filling PDF forms within Firefox to make our users' lives easier. | Continue reading
Firefox will monitor available system memory and, should it become that a crash is imminent, Firefox will respond by unloading memory-heavy. | Continue reading
Release time comes around so quick! This month we have a few CSS updates, along with the new Object.hasOwn() static method for JavaScript. | Continue reading
We have ~11k active pages on MDN, so keeping them up to date is a big task and we feel our focus should be there. | Continue reading
August is already here, which means so is Firefox 91! For developers Firefox 91 supports the Visual Viewport API and Intl.DateTimeFormat object additions. | Continue reading
Autocomplete search added to MDN Web Docs allows you to quickly jump to the document you're looking for by typing parts of the document title | Continue reading
Private fields are a language feature being added to the JavaScript language through the TC39 proposal process. | Continue reading
Firefox 89 has smartened up and brings with it a more minimalist interface. We get some great features including a force-colors feature. | Continue reading
With Site Isolation enabled on Firefox for Desktop, Mozilla takes its security guarantees to the next level. | Continue reading
A year ago at Mozilla we started to improve Firefox stability on Linux. This effort quickly became an example of good synergies between FOSS. | Continue reading
Support for QUIC and HTTP/3 is now enabled by default in Firefox Nightly and Firefox Beta. HTTP/3 will be available by the end of May. | Continue reading
We successfully deployed ThreadSanitizer in the Firefox project to eliminate data races in our remaining C/C++ components. In the process, we found several impactful bugs and can safely say that data races are often underestimated in terms of their impact on program correctness. | Continue reading
Since we last talked about MDN localization, a lot of progress has been made. We've finally achieved our goal of unfreezing Tier 1 locales. | Continue reading
Nearing the end of March now, and we have a new version of Firefox ready to deliver some interesting new features to your door. | Continue reading
Long story short, the fox is here to stay and for our Nightly users we’re bringing back a special version of an older logo, as a treat. | Continue reading
State Partitioning is the new privacy feature called Total Cookie Protection, which will be available in ETP Strict Mode in Firefox 86. | Continue reading
Looking into the near distance, we can see the end of February. To keep you engaged until then, we’d like to introduce you to Firefox 86. | Continue reading
An update on MDN Web Docs’ localization strategy, our broad strategy for moving forward with allowing translation edits on MDN again. | Continue reading
Mozilla has been fuzzing Firefox for a while. It has proven to be one of the most efficient ways to identify quality and security issues. | Continue reading
hacks.mozilla.org | Continue reading
We’re happy and proud to announce Open Web Docs, to support a community of technical writers that is open and inclusive for all. | Continue reading
we have shipped an experimental implementation of parts of CDP in Firefox Nightly, specifically targeting the use cases of end-to-end testing using Google’s Puppeteer, and the CDP-based features of Selenium 4. | Continue reading
To reduce the delay in getting bugs fixed, we developed Bugmon; a tool that automates basic triage tasks for bugs directly in Bugzilla. | Continue reading
The release of Apple Silicon based Macs at the end of last year generated a flurry of news and some surprises at the machine’s performance. | Continue reading
With our commitment to building a better Internet, we want to provide web developers the tools they need to build great web experiences. | Continue reading
After several intense months of work on such a significant change, the MDN Web Docs’ new platform (codenamed Yari) is finally launched! | Continue reading
We are excited to announce the release of WebThings Gateway 1.0 and a new home for the WebThings platform. | Continue reading