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The new tab page in Firefox is shown. The grid of stories is shown below the default set of top sites, and includes a new "tall" widget that spans several grid cells. That tall widget lists several stories vertically.

Search Improvements Are On Their Way – These Weeks in Firefox: Issue 169

Mike Conley
October 9, 2024

Highlights The search team is planning on enabling a series of improvements to the search experience this week in Nightly! This project is called “Scotch Bonnet”. We would love to … Read more

From ESR to Address Bar – These Weeks in Firefox: Issue 168

Katherine Patenio
September 24, 2024

Highlights ESR115 EOL was extended for Win 7-8.1 and macOS 10.12-10.14 to March 2025. See the firefox-dev post for more details. This doesn’t impact next month’s planned migration to ESR128 … Read more

Fantastic Firefox Fixes – These Weeks in Firefox: Issue 167

Niklas Baumgardner
September 13, 2024

Highlights Firefox 130 goes out today! Check out some interesting opt-in early features in Firefox Labs! Puppeteer v23 released with official Firefox support, using Webdriver BiDi. Read our announcement on … Read more

Streamline your screen time with auto-open Picture-in-Picture and more – These Weeks in Firefox: Issue 166

Mike Conley
August 26, 2024

Highlights Special shout-out to Daniele (egglessness) who landed a new experimental Picture-in-Picture feature that can be enabled in Firefox 130! This feature automatically triggers Picture-in-Picture mode for any playing video … Read more

Firefox Sidebar and Vertical tabs: try them out in Nightly Firefox Labs 131

Ania Safko
August 7, 2024

We are excited to share that vertical tabs and a new sidebar experience are now available in Nightly 131. This update has been highly anticipated and requested by the community, … Read more

A checkbox for toggling JavaScript Tracer under a menu header "Available Toolbox Buttons", as well as a Toolbox icon at the top right corner of DevTools to access JavaScript Tracer

Concise and compact – These Weeks in Firefox: Issue 165

Katherine Patenio
July 30, 2024

Highlights Thanks to Alexandre Poirot for the latest DevTools Toolbox JS tracer improvements. The tracer will likely evolve in the next few weeks, so stay tuned for more updates. You … Read more

100% WebDriver BiDi and 101% more! – These Weeks in Firefox: Issue 164

Niklas Baumgardner
July 18, 2024

Highlights Many Firefox DevTools updates (seriously!) Alexandre massively improved performance through the whole browser toolbox (-50% on Webconsole reload, -20% on heavy console logging, -15% on Debugger step-in) by throttling … Read more

Firefox with HuggingChat in sidebar generating a Red Panda summary with headers and lists displayed adjacent to Wikipedia Red Panda page with a few paragraphs selected partially covered by a context menu highlighting "Ask HuggingChat, Summarize"

Experimenting with AI services in Nightly

Ed Lee and Ania Safko
June 24, 2024

In the coming months, we will experiment with providing easy access to optional AI services in Nightly to improve productivity as you browse. This work is part of our improvements … Read more

CSS Rules in your Firefox DevTools – These Weeks in Firefox: Issue 163

Mike Conley
June 18, 2024

Highlights Lots of great Firefox DevTools updates! Alex tweaked our server to client communication which should bring significant performance improvement across the whole toolbox Nicolas improved performance of the Inspector … Read more

In a nutshell – These Weeks in Firefox: Issue 162

Katherine Patenio
June 3, 2024

Highlights The final patch for the new and improved text and layout menu in Reader Mode has landed. Try it out the full feature by flipping the improved_text_menu.enabled pref to … Read more

Today’s Forecast: Browser Improvements – These Weeks in Firefox: Issue 161

Niklas Baumgardner
May 17, 2024

Highlights Volunteer contributor tamas.beno12 has fixed a 5 digit (25 year old) bug! The patch for the bug makes it easier to create transparent windows The newtab team is experimenting … Read more

A panel in Firefox's Reader Mode is shown for controlling layout and text on the page. The panel lets users control the content width, line spacing, character spacing, word spacing, and text alignment of the text in reader mode.

Screenshots++ – These Weeks in Firefox: Issue 160

Mike Conley
May 9, 2024

Highlights The screenshots component pref just got enabled and is riding the trains in 127! This is a new implementation of the screenshots feature with a number of usability, accessibility … Read more

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Recent Posts

  • Getting Better Every Day – These Weeks in Firefox: Issue 192
  • Extensions UI Improvements and More – These Weeks in Firefox: Issue 191
  • Smarter Search, Smoother Tools – These Weeks in Firefox: Issue 190
  • Firefox 144 Highlights: Faster Add-ons, Smarter DevTools, and Tab Group Boosts – These Weeks in Firefox, Issue 189
  • Add-ons, Fixes, and DevTools Snacks – These Weeks in Firefox: Issue 188

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