Mozilla developers are considering dropping support for OS X 10.5 Leopard with the release of Firefox 13 next year.

Mozilla has extended support for Firefox Extended Support Release (ESR) 115 on older OS, including Windows 7, 8.1, and macOS 10.12–10.14.

Mozilla today announced that it will end Firefox support for OS X 10.6 Snow Leopard, OS X 10.7 Lion, and OS X 10.8 Mountain Lion in August 2016. Unlike Google, which also dropped Windows XP and ...

Mozilla has remained committed to supporting Windows 7 through 8.1, even years after Microsoft officially ended updates for those operating systems. Last September, the company announced ...

Mozilla has announced the public availability of Firefox 16, the latest version of its open-source web browser. While this version is light on new features that most users will notice—and ...

Two days after the release of Firefox 8, Mozilla has made available a first public beta of the next major Firefox update, Firefox 9. As expected due to the company’s fast release cycle, Firefox 9 will ...

The Firefox OS 2.5 Developer Preview is an experimental app that lets you use an almost-complete version of Firefox OS your device — without having to flash anything.