Firefox Releases
This is a list of versions released by Mozilla Firefox in the Release channel in the past one year.
The list is synced with whattrainisitnow.com every 3 hours.
There is an RSS feed available here, and a json data file here.
| Date |
Name |
Release Notes |
| May 07, 2026 |
150.0.2 |
https://www.mozilla.org/en-US/firefox/150.0.2/releasenotes/ |
| April 28, 2026 |
150.0.1 |
https://www.mozilla.org/en-US/firefox/150.0.1/releasenotes/ |
| April 21, 2026 |
150.0 |
https://www.mozilla.org/en-US/firefox/150.0/releasenotes/ |
| April 07, 2026 |
149.0.2 |
https://www.mozilla.org/en-US/firefox/149.0.2/releasenotes/ |
| March 24, 2026 |
149.0 |
https://www.mozilla.org/en-US/firefox/149.0/releasenotes/ |
| March 10, 2026 |
148.0.2 |
https://www.mozilla.org/en-US/firefox/148.0.2/releasenotes/ |
| February 24, 2026 |
148.0 |
https://www.mozilla.org/en-US/firefox/148.0/releasenotes/ |
| February 16, 2026 |
147.0.4 |
https://www.mozilla.org/en-US/firefox/147.0.4/releasenotes/ |
| February 04, 2026 |
147.0.3 |
https://www.mozilla.org/en-US/firefox/147.0.3/releasenotes/ |
| January 27, 2026 |
147.0.2 |
https://www.mozilla.org/en-US/firefox/147.0.2/releasenotes/ |
| January 16, 2026 |
147.0.1 |
https://www.mozilla.org/en-US/firefox/147.0.1/releasenotes/ |
| January 13, 2026 |
147.0 |
https://www.mozilla.org/en-US/firefox/147.0/releasenotes/ |
| December 18, 2025 |
146.0.1 |
https://www.mozilla.org/en-US/firefox/146.0.1/releasenotes/ |
| December 09, 2025 |
146.0 |
https://www.mozilla.org/en-US/firefox/146.0/releasenotes/ |
| November 25, 2025 |
145.0.2 |
https://www.mozilla.org/en-US/firefox/145.0.2/releasenotes/ |
| November 18, 2025 |
145.0.1 |
https://www.mozilla.org/en-US/firefox/145.0.1/releasenotes/ |
| November 11, 2025 |
145.0 |
https://www.mozilla.org/en-US/firefox/145.0/releasenotes/ |
| October 28, 2025 |
144.0.2 |
https://www.mozilla.org/en-US/firefox/144.0.2/releasenotes/ |
| October 14, 2025 |
144.0 |
https://www.mozilla.org/en-US/firefox/144.0/releasenotes/ |
| October 03, 2025 |
143.0.4 |
https://www.mozilla.org/en-US/firefox/143.0.4/releasenotes/ |
| September 30, 2025 |
143.0.3 |
https://www.mozilla.org/en-US/firefox/143.0.3/releasenotes/ |
| September 19, 2025 |
143.0.1 |
https://www.mozilla.org/en-US/firefox/143.0.1/releasenotes/ |
| September 16, 2025 |
143.0 |
https://www.mozilla.org/en-US/firefox/143.0/releasenotes/ |
| August 27, 2025 |
142.0.1 |
https://www.mozilla.org/en-US/firefox/142.0.1/releasenotes/ |
| August 19, 2025 |
142.0 |
https://www.mozilla.org/en-US/firefox/142.0/releasenotes/ |
| August 07, 2025 |
141.0.3 |
https://www.mozilla.org/en-US/firefox/141.0.3/releasenotes/ |
| August 05, 2025 |
141.0.2 |
https://www.mozilla.org/en-US/firefox/141.0.2/releasenotes/ |
| July 22, 2025 |
141.0 |
https://www.mozilla.org/en-US/firefox/141.0/releasenotes/ |
| July 08, 2025 |
140.0.4 |
https://www.mozilla.org/en-US/firefox/140.0.4/releasenotes/ |
| June 27, 2025 |
140.0.2 |
https://www.mozilla.org/en-US/firefox/140.0.2/releasenotes/ |