The best alternative to Mozilla Firefox is LibreWolf, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Mozilla Firefox and many of them are so hopefully you can find a suitable replacement. Other interesting alternatives to Mozilla Firefox are Waterfox, Pale Moon, Zen Browser and Tor Browser.
LibreWolf is a community-maintained, privacy and performance-enhanced browser forked from Firefox, independent of Mozilla. It uses over 500 settings to limit telemetry, offers an Extensions Firewall, supports all major systems, and is developed free from corporate influence.
Utilize Waterfox for a high-speed, private browsing experience on 64-bit systems. Built on Firefox, it taps into Intel's C++ compiler for optimal performance, supports legacy extensions, allows full customization, and blocks ads by default, ensuring utmost control and security.
This open-source Goanna-based browser for Windows, Linux, Mac, and FreeBSD offers customization, security, and privacy. Forked from Firefox, it's optimized for modern processors, ad-free, and supports unique extensions, community-backed. Comes with a functional status bar, supports NPAPI plugins.
Experience a privacy-focused, open-source browser rich with features like vertical tabs, Split View, Zen Glance, and extensive security protocols. Built on Firefox, it's currently in beta, emphasizing privacy and adaptability, with future plans for horizontal tabs.
Experience true privacy online with a portable browser offering built-in proxy, encryption, and tracker blocking. Navigate without revealing location or browsing data, enjoying ad-free, secure surfing across platforms like Windows, Mac, Linux, and Android with no installation hassle.
Firefox Developer Edition brings you latest features, fast performance, and the development tools you need to build for the open web. Its powerful development tools will extend your ability to work across multiple platforms from one place.
Open-source browser based on Firefox, combining advanced privacy and tracking protection with a Chromium-inspired interface, cross-platform support, customization options, compatibility with Firefox extensions, regular updates, efficient performance, and multilingual support.
The Mullvad Browser is a privacy-focused web browser developed in a collaboration between Mullvad VPN and the Tor Project. It’s designed to minimize tracking and fingerprinting. You could say it’s a Tor Browser to use without the Tor Network.
Gnuzilla is the GNU version of the Mozilla suite, and GNU IceCat is the GNU version of the Mozilla Firefox browser. Its main advantage is an ethical one: it is entirely free software.
IronFox is a fork of DivestOS's Mull Browser based on Firefox. Our goal is to continue the legacy of Mull to provide a secure, hardened and privacy-oriented browser for daily use.
Browser using the Gecko layout engine to render web pages, which implements current and anticipated web standards.
Firefox Focus is the Mozilla-made browser that considers your privacy first and foremost. By default, it blocks ad-trackers and it helps keep things secure by providing easy ways to clear your browsing history, including passwords and cookies.
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This is the real deal. You get all the features you'd expect from Firefox, but Mozilla's anti-features are disabled by default. Additionally it offers more privacy features Mozilla doesn't want you to have.
For more convince you may want to undo some of the privacy tweaks, but it's not a dealbreaker and having strict defaults is good.