Firefox 158 open-source web browser is now available for public beta testing with better PDF handling, New Tab improvements, and more.

Mozilla Firefox 157 open-source web browser is now available for download with the brand-new Nova design, HDR improvements, and more.

Mozilla Firefox 156.0.1 open-source web browser is now available for download with various bug fixes and improvements.

Firefox 157 open-source web browser is now available for public beta testing with a brand-new design, proper display of HDR videos, and more.

Mozilla Firefox 156 open-source web browser is now available for download with improved memory and CPU usage and various other changes.

Firefox 156 open-source web browser is now available for public beta testing with improved memory and CPU usage, and other changes.

Mozilla Firefox 155 open-source web browser is now available for download with support for Happy Eyeballs v3 for faster page loading.

Firefox 155 open-source web browser is now available for public beta testing with support for Happy Eyeballs v3 for faster page loading.

Mozilla Firefox 154 open-source web browser is now available for download with a new “Manage AI” quick action and other changes.

Mozilla Firefox 153.0.3 open-source web browser is now available for download to fix more issues discovered in the latest Firefox 153 release.

Firefox 153.0.1 open-source web browser is now available for download to fix multiple issues and crashes discovered in Firefox 153.

A first look at Firefox's new design in Firefox Nightly with a bluish theme by default and all-rounded elements.