Highlights Firefox 101 releases today! Here are the release notes. We’ve been refactoring the Screenshots feature. You can help us test this by setting `screenshots.browser.component.enabled` to `true` in about:config New … Read more
Highlights ESMification is a project to move away from our custom JS module system (JSMs) to the standard ES Module system most are familiar with when writing JavaScript. A prototype … Read more
Highlights Firefox 100 goes out today! A milestone release, but also business as usual! Congratulations to contributors who helped get Firefox 100 out the door! Initial support for subtitles and … Read more
Highlights The devtools console is now significantly faster! If you are a developer who heavily uses the console, this should be a substantial quality of life improvement. This was a … Read more
Highlights The WebExtension team has made changes to the add-on install flow: in Firefox >= 100 user activation/interaction is now required to successfully trigger the add-on installation flow – Bug … Read more
Highlights Picture-in-Picture captions/subtitles support is now enabled by default on Nightly! Supported sites include YouTube, Netflix, Prime Video, and others that use WebVTT The Firefox Profiler supports date format changes … Read more
Highlights The Firefox Profiler team has added a dynamic language switcher! (#3905, #3910) Volunteer contributor aminomancer changed the default seek time for video and audio elements (and for when using … Read more
Highlights Several new updates for DevTools CSS Property Value: Colin Cazabet added the ability to increase/decrease a CSS property value (e.g. dimensions) by dragging the mouse over the CSS property … Read more
Highlights Since the compatibility panel is also riding the 98 train, we polished it a bit: we added support for Internet Explorer 11 data (bug), reworked the tooltip for compatibility … Read more
Highlights Reminder: FOSDEM 2022 is happening the week after (February 5 & 6), and is free to (virtually) attend! Lots of great talks from Mozilla and others. Infrastructure for site-specific … Read more
Highlights DevTools now supports an “auto” theme (now the default). It follows the browser’s color scheme, so if you have a dark theme for your browser, DevTools will also have … Read more
Highlights We’re planning on shipping Credit Card Autofill to the UK, France, and Germany in Firefox Nightly 97! (bug) MSU students just wrapped up a capstone project to improve high … Read more