Get the not-for-profit-backed browser on Windows, Mac or Linux.
Get the customizable mobile browser for Android smartphones.
Get the mobile browser for your iPhone or iPad.
Simply private mobile browsing.
Read about new Firefox features and ways to stay safe online.
Get the details on the latest Firefox updates.
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See if your email has appeared in a company’s data breach.
Help prevent Facebook from collecting your data outside their site.
Save and discover the best stories from across the web.
Get protection beyond your browser, on all your devices.
Sign up for new accounts without handing over your email address.
New features and tools for a customized MDN experience
Use AI to detect fake reviews and scams
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Learn about the values and principles that guide our mission.
Meet the not-for-profit behind Firefox that stands for a better web.
Meet the team that’s building technology for a better internet.
Join the fight for a healthy internet.
Work for a mission-driven organization that makes people-first products.
Learn about Mozilla and the issues that matter to us.
More About Mozilla
Get the Firefox browser built just for developers.
Check out the home for web developer resources.
Discover ways to bring bright ideas to life.
Donate your voice so the future of the web can hear everyone.
Get the Firefox Extended Support Release or Rapid Release browser for comprehensive data security and data protection.
The Firefox browser is open source, provides Enhanced Tracking Protection and soon will support DNS over HTTPS ? all part of our longstanding commitment to data protection.
With install packages and a wide expansion of group policies and features, deployment is faster and more flexible than ever ? and a breeze in Windows and macOS environments.
Get rapid releases to make sure you get the latest features faster, or go extended to ensure a super stable experience.
Download Firefox ESR or Rapid Release for another language or platform.
