Firefox is built around clear privacy principles. We’re upfront about what data we collect, what we don’t, and how we use it.

Mozilla Foundation is building a future where technology is powered by people, and open by design. That’s why we fuel community-centered tech through advocacy, education, funding, and innovation …

Mozilla Firefox is a fast, secure, and customizable web browser for seamless browsing experience.

Choose the browser that prioritizes you, not their bottom line. Don't settle for the default browser. When you choose Firefox, you protect your data while supporting the non-profit Mozilla Foundation, whose …

Portions of this content are ©1998–2026 by individual mozilla.org contributors. Content available under a Creative Commons license.

Mar 6, 2026 · Mozilla has embarked on yet another redesign for Firefox, codenamed "Nova," and here is your first look at what it could look like when it releases.

Mozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online.

3 days ago · Mozilla Firefox is a fast, full-featured web browser that's easy to use. It has lots of great features including popup-blocking, tabbed-browsing, integrated search, improved privacy features, …

Since 2004, Firefox has been the independent choice. Get organized. Stay organized. Browse smarter with vertical tabs, tab groups, sidebar access, PDF editing and AI chat.

6 days ago · Anthropic’s Claude Opus 4.6 AI found 22 Firefox vulnerabilities, including 14 high severity, helping Mozilla patch flaws in Firefox 148.