firefox-dev@mozilla.org

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May 29

Prettier for CSS files

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

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Prettier for CSS files

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

May 29

May 27

Firefox desktop development meeting - 2025-05-27

Hello Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com/

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Firefox desktop development meeting - 2025-05-27

Hello Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com/

May 27

May 26

Soft code freeze for Firefox 140 starts on May 22 @ 8am UTC

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

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Soft code freeze for Firefox 140 starts on May 22 @ 8am UTC

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

May 26

May 25

ESLint configuration change

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

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ESLint configuration change

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

May 25

Frederik Braun, … Daniel Veditz6

May 22

Upcoming changes to Firefox Security Advisories

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

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Upcoming changes to Firefox Security Advisories

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

May 22

May 15

Firefox Security & Privacy Newsletter - Q1 2025

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

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Firefox Security & Privacy Newsletter - Q1 2025

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

May 15

May 14

Intent to ship: Enabling the clear search button in <input type="search"> for privileged documents

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

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Intent to ship: Enabling the clear search button in <input type="search"> for privileged documents

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

May 14

May 13

Firefox desktop development meeting - 2025-05-13

Hey, hey Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com

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Firefox desktop development meeting - 2025-05-13

Hey, hey Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com

May 13

May 5

Keep on Rolling with Profile Improvements - These Weeks in Firefox: Issue 180

Hello Firefox devs, We're excited to share the latest updates from the Firefox Desktop team, as

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Keep on Rolling with Profile Improvements - These Weeks in Firefox: Issue 180

Hello Firefox devs, We're excited to share the latest updates from the Firefox Desktop team, as

May 5

Apr 29

Firefox desktop development meeting - 2025-04-29

Hello Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com/

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Firefox desktop development meeting - 2025-04-29

Hello Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com/

Apr 29

Ryan VanderMeulen2

Apr 28

Soft code freeze for Firefox 139 starts on April 24

The version bump to 140 has now landed on mozilla-central and the soft freeze period is over. Thank

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Soft code freeze for Firefox 139 starts on April 24

The version bump to 140 has now landed on mozilla-central and the soft freeze period is over. Thank

Apr 28

Beth Rennie, … Dan Mosedale5

Apr 25

Support for shared per-task setup and teardown in mochitest tests and xpcshell tests

I'm generally a fan of moving in the direction of using well-established, documented frameworks

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Support for shared per-task setup and teardown in mochitest tests and xpcshell tests

I'm generally a fan of moving in the direction of using well-established, documented frameworks

Apr 25

Rana Al-Khulaidi

Apr 25

Nimbus Developer Tools v0.3.0 Release

Nimbus DevTools v0.3.0 is now out! This release includes a couple of improvements and bug fixes to

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Nimbus Developer Tools v0.3.0 Release

Nimbus DevTools v0.3.0 is now out! This release includes a couple of improvements and bug fixes to

Apr 25

Apr 24

Firefox Git Migration Update

The migration of the source of truth for Firefox from Mercurial to GitHub is scheduled for the 30th

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Firefox Git Migration Update

The migration of the source of truth for Firefox from Mercurial to GitHub is scheduled for the 30th

Apr 24

Katherine Patenio

Apr 23

A Tab Groups Scoop - These Weeks in Firefox: Issue 179

Hello Firefox devs, Below you'll find the 179th issue of These Weeks in Firefox, featuring

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A Tab Groups Scoop - These Weeks in Firefox: Issue 179

Hello Firefox devs, Below you'll find the 179th issue of These Weeks in Firefox, featuring

Apr 23

Gijs Kruitbosch, Mike Conley2

Apr 15

Desktop Firefox JS window/process actors + profile data migration ("migrateUI") have moved

Outstanding! Thanks for doing this! On 2025-04-15 8:30 am, Gijs Kruitbosch wrote: > Hello, >

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Desktop Firefox JS window/process actors + profile data migration ("migrateUI") have moved

Outstanding! Thanks for doing this! On 2025-04-15 8:30 am, Gijs Kruitbosch wrote: > Hello, >

Apr 15

Katherine Patenio

Apr 15

Firefox desktop development meeting - 2025-04-15

Hello Firefox fans! The bi-weekly Firefox Desktop meeting will start in about 40 minutes. Here are

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Firefox desktop development meeting - 2025-04-15

Hello Firefox fans! The bi-weekly Firefox Desktop meeting will start in about 40 minutes. Here are

Apr 15

Julien Wajsberg, Nick Alexander4

Apr 14

Using the Firefox Profiler on Android just got a lot easier

Le 11/04/2025 à 18:51, Nick Alexander a écrit : On Thu, Apr 10, 2025 at 3:16 AM 'Julien Wajsberg

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Using the Firefox Profiler on Android just got a lot easier

Le 11/04/2025 à 18:51, Nick Alexander a écrit : On Thu, Apr 10, 2025 at 3:16 AM 'Julien Wajsberg

Apr 14

Jules Simplicio

Apr 8

New color palette on desktop

Hello Firefoxers, We're releasing a new color palette for the browser! Why? Codebase colors were

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New color palette on desktop

Hello Firefoxers, We're releasing a new color palette for the browser! Why? Codebase colors were

Apr 8

Apr 8

Putting up Wallpaper - These Weeks in Firefox: Issue 178

Hello firefox-dev, It's been a number of weeks and a number of meetings since our last issue. We

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Putting up Wallpaper - These Weeks in Firefox: Issue 178

Hello firefox-dev, It's been a number of weeks and a number of meetings since our last issue. We

Apr 8

Andrew Halberstadt, Bob Hood2

Apr 1

Engineering Effectiveness Newsletter (February/March 2025 Edition)

Nice Rickroll there, Andrew. 😆👍 On Tue, Apr 1, 2025 at 10:42 AM 'Andrew Halberstadt' via dev-

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Engineering Effectiveness Newsletter (February/March 2025 Edition)

Nice Rickroll there, Andrew. 😆👍 On Tue, Apr 1, 2025 at 10:42 AM 'Andrew Halberstadt' via dev-

Apr 1

Apr 1

Firefox desktop development meeting - 2025-04-01

Hey Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com/Los%

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Firefox desktop development meeting - 2025-04-01

Hey Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com/Los%

Apr 1

Mar 31

Soft code freeze for Firefox 138 starts on March 27

The version bump to 139 has now landed on mozilla-central and the soft freeze period is over. Thank

unread,

Soft code freeze for Firefox 138 starts on March 27

The version bump to 139 has now landed on mozilla-central and the soft freeze period is over. Thank

Mar 31

Mar 19

Transitioning to a new and improved Lando system

Greetings everyone, The transition to the new Lando has been completed. This includes the previous

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Transitioning to a new and improved Lando system

Greetings everyone, The transition to the new Lando has been completed. This includes the previous

Mar 19

Mar 19

New Content Security peer

Hi, the DOM: Security module has Simon Friedberger as a new peer. Simon has shown great contributions

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New Content Security peer

Hi, the DOM: Security module has Simon Friedberger as a new peer. Simon has shown great contributions

Mar 19

Mar 18

Firefox desktop development meeting - 2025-03-18

Hello Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com/

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Firefox desktop development meeting - 2025-03-18

Hello Firefox fans! Here are the details for today's meeting: When: http://arewemeetingyet.com/

Mar 18

Peter Van der Beken2

Mar 18

Ownership change for DOM, XSLT and XML modules

Hi, As I am not going to be involved as much with Mozilla anymore, I'd like to announce the

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Ownership change for DOM, XSLT and XML modules

Hi, As I am not going to be involved as much with Mozilla anymore, I'd like to announce the

Mar 18

Niklas Baumgardner

Mar 11

Turn Tabs To Their Side - These Weeks in Firefox: Issue 177

Hello firefox-dev, The Firefox Desktop engineering team gathered a few weeks ago to share the latest

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Turn Tabs To Their Side - These Weeks in Firefox: Issue 177

Hello firefox-dev, The Firefox Desktop engineering team gathered a few weeks ago to share the latest

Mar 11

Mar 6

"good-next-bug" keyword in Bugzilla

Hey everyone! As part of my effort to improve the first-time contributor experience, we've added

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"good-next-bug" keyword in Bugzilla

Hey everyone! As part of my effort to improve the first-time contributor experience, we've added

Mar 6

Jared Lockhart, … Javaun Moradi4

Mar 6

Normandy Sunset Complete

Congrats Jared and the Nimbus team! Also, pouring one out for Normandy. End of an era, beginning of a

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Normandy Sunset Complete

Congrats Jared and the Nimbus team! Also, pouring one out for Normandy. End of an era, beginning of a

Mar 6

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