dev-platform@mozilla.org

The version bump to 142 has now landed on firefox-main (mozilla-central) and the soft freeze period

Summary: Limit cross-origin iframes from navigating the top-level browsing context unless specific

The deprecated read-only GitHub mirror of Firefox's source - https://github.com/mozilla/gecko-dev

Sounds great. I hope this also is plus for CC TB mochitests as well. :-) I run them locally and on

Hello, I intend to enable URLPattern for all channels as of Firefox 142 (and I may be able to get

Congrats for getting us to this stage: I'm very excited to see this ship on Windows as well! On

As of Firefox 141, I intend to turn the CSS property `font-variant-emoji` on by default for all

Hello, Gecko can use webkitdirectory attribute and webkitEntries API to choose file directory on the

Summary: We've not dispatched mouse/pointer boundary events at the last mouse cursor position

MozillaBuild 4.2 bundles new tools, updates existing ones, and includes quality-of-life improvements.

Hello, In bug 1914388, I plan to remove the usage of logging.config.modules, which was originally

There's also `./mach try chooser` which was aimed to replace the old "try syntax chooser

Summary: We aim to improve Firefox's defenses against attacks that exploit the browser's

Very happy to see this! Thank you so much! would also like to thank Arai for all the help, reviews

A stack of patches recently landed that enable Prettier for formatting CSS files in the main Firefox

Summary: Adds the `scrollMargin` property to IntersectionObserverInit, which factors into the

Summary: Previously, Pointer Events defined that pointer boundary events such as ` pointerover `, `

The version bump to 141 has now landed on mozilla-central and the soft freeze period is over. Thanks,

A set of patches has just landed on main, which convert our ESLint configuration to use newer

I wanted to share some updates. We have been working on making intermittent bugs more "

On Tue, May 13, 2025 at 8:37 PM Daniel Veditz <dve...@mozilla.com> wrote: Apple doesn't

Summary: Escape "<" and ">" in attributes when serializing HTML Bug: https:

This change has now rolled out to 138 release channel (5% the first 2 weeks, 10% the past week), with

Unfortunately, the new standardized behavior caused a web-compat issue in Phabricator if and only if

It was delayed than I've expected, though. Now, `pointerrawupdate` event is available on the

Thanks Keith. I filed https://bugzilla.mozilla.org/show_bug.cgi?id=1966702 to properly handle the new

Welcome to the Q1 2025 edition of the Firefox Security and Privacy newsletter! Security and Privacy

Hello all, I intend to enable the clear search button of the HTMLInputElement/<input type="

I'm actively working on it and trying to squeeze it in this cycle. On 8. May 2025, at 02:43,

I just landed `PaintTimingMixin` for `PerformancePaintTiming` and `LargestContentfulPaint` interfaces