Firefox is a free and open-source web browser developed by Mozilla Corporation and a global community of volunteers. It is known for its focus on speed, privacy, security, and customisation options. Firefox is available on various operating systems, including Windows, macOS, Linux, and mobile platforms such as Android and iOS.
Firefox has established itself as a popular alternative to other web browsers due to its emphasis on user privacy, customisation options, and commitment to an open and transparent web. Its continual updates and focus on user experience contribute to its popularity among diverse user demographics.