Firefox
Free and open-source web browser by Mozilla
Follow Firefox on Notably News to receive short updates to your email — rarely!
We include updates on LibreWolf, Waterfox, Pale Moon, SeaMonkey, GNU IceCat, Floorp, DOM Inspector, Java Embedding Plugin, Mozilla Archive Format, Tabnabbing, PDF.js, ORBX.js, Cliqz, Mozilla VPN, Netscape Browser, Debian–Mozilla trademark dispute ... and more.
| May 27 2025 |
Firefox version history
Firefox 139 released with Full-Page Translations for extension pages, New Tab custom wallpaper, Link Previews as an experimental feature, and various performance and interface improvements.
|
| May 22 2025 |
Pocket
Mozilla announces the shutdown of Pocket, with service ending on July 8, 2025, and user data exports available until October 8, 2025.
|
| May 11 2025 |
LibreWolf
Project marked as an archived project with read-only repository and resources.
|
| May 4 2025 |
LibreWolf
Compilation attempt for LibreWolf-138.0.1-2-windows failed due to a missed 14.4 SDK reference, though files were still released via GitLab pipeline 1798913793.
|
| May 4 2025 |
LibreWolf
LibreWolf version 1:138.0.1_2-1 released for Arch Linux at 08:41 UTC.
|
| April 29 2025 |
Firefox version history
Firefox 138 launched with profile management, Tab Groups organization, improved autofill experience, and enhanced security features.
|
| April 1 2025 |
Firefox version history
Firefox 137 released, introducing tab groups, Firefox Address Bar Refresh 2025, PDF link identification, signature support, and address bar calculator functionality.
|
| March 2025 |
Midori
Astian released version 11.5.2, the first version to support macOS, and announced plans to make Midori available on iPhone and iPad.
|
| 2025 | Mozilla faced criticism over changes to Firefox Terms of Use, which were perceived to reduce privacy and potentially relate to AI data usage. Mozilla later modified their privacy FAQ and clarified their data collection stance. |
| March 4 2025 |
Firefox version history
Firefox 136 released with a new vertical tabs layout, Smartblock Embeds, HTTPS upgrade by default, and expanded regional features like weather forecasts.
|
| March 4 2025 |
Firefox version history
Firefox 136 introduced a new sidebar, vertical tabs layout, improved HTTPS upgrading, and expanded regional features like weather forecasts.
|
| March 4 2025 |
Firefox version history
Firefox 136 released with updated sidebar, vertical tabs layout, enhanced privacy features, HTTPS upgrade preferences, and expanded regional weather forecast support.
|
| February 2025 |
Midori
Midori's open source VPN service became available, though not yet integrated within the browser.
|
| February 18 2025 | Support for Firefox 115 ESR was renewed for an additional 6 months, extending the end-of-life date to September 2025. |
| February 4 2025 |
Firefox version history
Firefox 135 launched with expanded language support for Firefox Translations, global credit card autofill rollout, and enhanced security features like certificate transparency enforcement.
|
| February 4 2025 |
Firefox version history
Firefox 135 released with expanded language support for translations, global credit card autofill rollout, AI Chatbot access, and enhanced security features like certificate transparency enforcement.
|
| January 7 2025 |
Firefox version history
Firefox 134 released with touchpad hold gesture support on Linux, HEVC video playback on Windows, and a refreshed New Tab layout for US and Canadian users.
|
| 2024 |
Zen Browser
Zen Browser was introduced as a free and open-source fork of Mozilla Firefox, emphasizing privacy, customizability, and design with layout changes inspired by the Arc web browser.
|
| 2024 |
LibreWolf
LibreWolf repository becomes mostly inactive after being active since its inception.
|
| 2024 |
LibreWolf
LibreWolf repository becomes mostly inactive after being active since this year.
|
| December 2024 |
Zen Browser
Zen Browser discontinued its optimized download version due to high power consumption, user confusion, and incompatibility with other Clang optimizations.
|
| December 10 2024 |
Zen Browser
Zen Browser entered its beta phase, launched new 'Zen' branding with a new logo, website, and tagline: 'Welcome to a calmer internet'.
|
| November 26 2024 |
Firefox version history
Firefox 133 released with Bounce Tracking Protection, GPU-accelerated Canvas2D, enhanced Picture-in-Picture features, and improved privacy settings for Android.
|
| October 2024 | Firefox became the fourth-most widely used desktop browser with 2.95% worldwide usage share across all platforms. |
| October 29 2024 |
Firefox version history
Firefox 132 released, introducing Microsoft PlayReady encrypted media playback, enhanced macOS features, post-quantum key exchange mechanism, and various performance and security improvements.
|
| October 1 2024 |
Firefox version history
Firefox 131 released with temporary permission granting, enhanced translation features, text fragment support, and security improvements including language support for Swedish.
|
| September 2024 | Support for Firefox 115 ESR was extended for an initial period of six months. |
| September 3 2024 |
Firefox version history
Firefox 130 released, featuring experimental AI Chatbot integration, text translation for selected portions, and improvements to web performance and security.
|
| September 3 2024 |
Firefox version history
Firefox 130 released, featuring partial text translation, a new Firefox Labs experimental features page, improved WebCryptoAPI support, and added language support for multiple languages including Catalan, Croatian, and Vietnamese.
|
| August 6 2024 |
Firefox version history
Firefox 129 released, introducing enhanced Reader View options, Tab preview feature, HTTPS as default protocol, and multiple language and accessibility improvements.
|
| July 12 2024 |
Zen Browser
First public release of Zen Browser as Alpha build 1.0.0-a.1, with 104 total contributors (52 desktop and 52 site contributors).
|
| July 9 2024 |
Firefox version history
Firefox 128 and Firefox 128 ESR released with major changes including text translation capabilities, enhanced privacy features, improved language support, and multiple technical improvements for web browsing and development.
|
| June 2024 |
Midori
Astian's CEO announced Midori would launch its own open source VPN service.
|
| June 11 2024 |
Firefox version history
Firefox 127 released, featuring auto-launch optimization, DNS prefetching for HTTPS, close duplicate tabs command, and improved screenshot capabilities.
|
| May 14 2024 |
Firefox version history
Firefox 126 released, expanding 'Copy Without Site Tracking' functionality, adding support for zstandard compression, and introducing the Catalan language.
|
| April 16 2024 |
Firefox version history
Firefox 125 released for Android and desktop, adding support for AV1 codec for Encrypted Media Extensions, text highlighting in PDF viewer, and address form saving for U.S. and Canadian users.
|
| April 1 2024 |
Zen Browser
Zen Browser began development after being mentioned in a Reddit post on r/browsers.
|
| March 19 2024 |
Firefox version history
Firefox 124 released, adding caret browsing mode in PDF viewer, improved tab sorting in Firefox View, and expanded Qwant search availability.
|
| February 20 2024 |
Firefox version history
Firefox 123 released, integrating search into Firefox View, adding text translation for tooltips and form controls, and implementing early hints support.
|
| January 23 2024 | With the release of Firefox 122.0, Mozilla introduced an official APT repository for Debian-based Linux distributions. |
| January 23 2024 |
Firefox version history
Firefox 122 released, introducing support for passkeys in iCloud Keychain, MDN Web Docs suggestions in Firefox Suggest, and improved web content line breaking rules.
|
| 2023 |
Firefox features
Mozilla introduced automatic local translation of webpages in Firefox 118, through a collaborative effort with multiple universities under Project Bergamot, which was funded by the European Union's Horizon 2020 research and innovation programme.
|
| 2023 |
PDF.js
PDF.js was added to Firefox for Android (version 111), expanding its mobile browser support.
|
| December 2023 | Mozilla disclosed the results of the third security audit and released the full report by Cure53. |
| December 19 2023 |
Firefox version history
Firefox 121 released, adding support for Voice Control on macOS, improved PDF viewer functionality, and expanded extension capabilities.
|
| December 14 2023 |
Firefox for Android
Mozilla announced the availability of more than 450 add-ons for download on Firefox for Android.
|
| November 2023 |
Waterfox
Waterfox Android release becomes available on the Google Play Store
|
| November 2023 |
Firefox for Android
Mozilla announced that add-ons marked as Android-compatible would be shown on addons.mozilla.org by December 14, 2023.
|
| November 21 2023 |
Firefox version history
Firefox 120 released, introducing 'Copy Link Without Site Tracking' feature, Global Privacy Control setting, and enhanced Canvas APIs privacy protection.
|
|
We are only showing the most recent entries for this topic. |
|
This contents of the box above is based on material from the Wikipedia articles Pocket (service), Mozilla VPN, Zen Browser, Firefox version history, Midori (web browser), List of Firefox features, Firefox, PDF.js, Firefox for Android, Waterfox & LibreWolf, which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.