For builds for other systems and languages not provided by Mozilla, see the Contributed Builds section at the end of this document. It is now regarded as a solid alternative to Internet Explorer and Google Chrome and has become the first choice for millions of users worldwide. Mozilla provides Firefox 4 for Windows, Linux, and Mac OS X in a variety of languages. In short, each new version of Firefox continues to improve and optimize the service. The browser gets better and better with each version, becoming more fluid and stronger competition for its main rivals. This version has also improved the loading speed for sites and resource consumption to avoid excessive memory usage like previous versions. Mozilla Firefox for Mac is a versatile and feature-packed browser with advanced security features that can hide shared user activity and has customizable. Firefox has improved its performance and stability with optimized JavaScript engines and rendering, greater compatibility with HTML5, independent processes for browser plug-ins, and more. The latest installment is focused on improving its technical aspects, so the appearance is almost the same as in previous versions. Its many features include enabling the simultaneous browsing of multiple pages with its tab system, supporting most existing web standards, and offering a personalized experience with extensions, plugins, and themes created by the community.
Mozilla continues to work on further improvements for its flagship product: the free and open-source browser, Firefox.