Open Source Firefox Alternatives for Linux

There are many alternatives to Mozilla Firefox for Linux if you are looking for a replacement. The best open source Linux alternative is LibreWolf. If that doesn't suit you, our users have ranked more than 100 alternatives to Mozilla Firefox and loads of them are open source and available for Linux so hopefully you can find a suitable replacement. Other interesting open source Linux alternatives to Mozilla Firefox are Waterfox, Pale Moon, Chromium and Brave.

filter to find the best alternatives

Mozilla Firefox alternatives are mainly Web Browsers, but if you're looking for Ad Blockers or Email Clients you can filter on that. Other popular filters include iPhone, Kindle Fire, Mac, Android, Linux, Windows and Integrated into iOS. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Mozilla Firefox.
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Mozilla Firefox alternatives page was last updated

Alternatives list

  1. LibreWolf icon
     353 likes

    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.

    99 LibreWolf alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • AppImageHub
    • Linux Mint
    • Arch Linux
    • Gentoo
    • Flathub
    • Fedora
    • Ubuntu
    • Debian
    • Homebrew
    • Chocolatey
    • OpenBSD
     
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    16
  2. Waterfox icon
     438 likes

    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.

    93 Waterfox alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet
    • Flathub
     
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    23
  3. Pale Moon icon
     401 likes

    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.

    200 Pale Moon alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
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    26
  4. Chromium icon
     1149 likes

    Open-source browser project offering strong security, fast performance, and stability with broad support for Windows, macOS, Linux, and Android, extensive customization, frequent security updates, minimal default tracking, and foundation for multiple browsers.

    201 Chromium alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • TrueOS
    • Xfce
    • Flathub
    • Snapcraft
     
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    12
  5. Brave icon
     1214 likes

    Fast, secure browser integrating ad and tracker blockage, privacy features, and VPN. Offers seamless performance with data and battery optimization, faster loads by blocking pop-ups and ads. Safeguards user privacy with tracking protections and built-in brave search.

    258 Brave alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Snapcraft
    • Flathub
    • Samsung Galaxy Store
    • Homebrew
    • Chocolatey
     
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    28
  6. Zen Browser icon
     312 likes

    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.

    108 Zen Browser alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Arch Linux
    • Flathub
    • Flatpak
    • AppImage
     
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    4
  7. Tor Browser icon
     1086 likes

    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.

    73 Tor Browser alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Flathub
    • Tor
    • OpenBSD
     
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    5
  8. 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.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
     
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    4
  9. Open-source web browser eliminates Google integration, disables background communications, strips non-free binaries, and includes privacy-focused patches and scripts for full transparency, control, and compatibility with Chromium extensions across major platforms.

    209 ungoogled-chromium alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
     
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    5
  10. Floorp icon
     135 likes

    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.

    145 Floorp alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Snapcraft
    • Flathub
    • Flatpak
     
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    4
  11. Mullvad Browser icon
     155 likes

    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.

    106 Mullvad Browser alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
    • Mozilla Firefox
     
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    1
  12. SeaMonkey icon
     245 likes

    Web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing in one application. Itis built on the open source Mozilla Gecko engine, the same code which underlies Thunderbird and is the base for the Firefox browser.

    187 SeaMonkey alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • PortableApps.com
     
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    12
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