firefox-dev@mozilla.org

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

Hi everyone, We're planning a release process change to improve how quickly and predictably we

Hi all, A little heads up that we landed and deployed https://bugzilla.mozilla.org/show_bug.cgi?id=

Hi all, Today we landed our first ADR (Architectural Decision Record). It's about introducing a

Hello firefox-dev, We have another round of Firefox Desktop engineering updates to send out this week

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

Hello firefox-dev, The Firefox Desktop engineering team gathered a the other week to share the latest

A recent patch (bug 2032038) changed how mochitest failures are handled in CI: - Failed mochitests

Hello, We're excited to announce that the telemetry alerting beta is now open to everyone! Simply

Sounds good. I don't want to bikeshed too much but I'm not sure `relevantGlobal` really

Welcome to the Q1 2026 edition of the Firefox Security & Privacy Newsletter. Security and privacy

Hi all, tl;dr: No action needed, this should be transparent. Do report any issue, and bypass with `

Hello firefox-dev, A few weeks ago, the Firefox Desktop team got together and compared notes on the

The scheduled migration is complete. Please reach out in #Firefox-CI on Matrix if you're seeing

Welcome to the Q1 edition of the Engineering Effectiveness Newsletter! The Engineering Effectiveness

Hello, We've added AI-powered code review support to moz-phab! You can now request an AI review

Hello, We recently landed a new feature in mach test: the --auto flag. This allows ./mach test to use

Hi all, With bug 2012189 landing, there is a new preset named `android-fullstack` that combines and

Hello firefox-dev, We're back to share more Firefox Desktop updates, this time from our

Hi firefox-dev, Continuing from Mike Conley's previous "These Weeks in Firefox" email

Hello everyone, PerfCompare has switched the default statistical method from Student-T to Mann-

Hello firefox-dev, There are now new functions in C++ and Rust for comparing user-visible strings

We currently have two different methods for running tasks in content processes from tests.

Hi all, In the past, it was possible to log in to Lando using Google and Firefox account details. We

Hello firefox-dev, It's been a few weeks since we posted one of these - apologies, we've got

Hi! This is very exciting. Thank you and Nicolas for working on this. When can we expect the data on

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

Hi everyone, We're making a release process change to reduce end-of-cycle friction in Nightly and

Hello everyone, Here are the latest Firefox Desktop engineering team updates! See below for a

Hello Firefox fans, We have another Firefox Desktop development meeting scheduled for tomorrow. Here