


Firefox is officially available for Windows 7 or newer, macOS and Linux its unofficial ports are available for various Unix and Unix-like operating systems including FreeBSD, OpenBSD, NetBSD, illumos and Solaris Unix.

In 2017, Firefox began incorporating new technology under the code name Quantum to promote parallelism and a more intuitive user interface. Firefox uses the Gecko layout engine to render web pages, which implements current and anticipated web standards. Mozilla Firefox, Firefox Browser, or simply Firefox, is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, Mozilla Corporation.
