Firefox ESR AlternativesWeb Browsers and other similar apps like Firefox ESR

Firefox ESR is described as 'Mozilla Firefox Extended Support Release is a community-led project that allows organizations to benefit from the speed, flexibility and security of Firefox while getting the support they need' and is a Web Browser in the web browsers category. There are more than 50 alternatives to Firefox ESR for a variety of platforms, including Mac, Windows, Linux, Android and iPhone apps. The best Firefox ESR alternative is Mozilla Firefox, which is both free and Open Source. Other great apps like Firefox ESR are Brave, Chromium, Mullvad Browser and ungoogled-chromium.

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Firefox ESR alternatives page was last updated

Alternatives list

  1. Mozilla Firefox icon
     7547 likes

    Web browser by Mozilla with Gecko and WebKit engines. Offers tabbed browsing, HTML add-ons, Enhanced Tracking Protection, cross-device syncing, and privacy customization. Includes tools for developers and a 'Facebook Container' extension.

    251 Mozilla Firefox alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • HUAWEI AppGallery
    • iPad
    • AppImageHub
    • Snapcraft
    • Flathub
    • Samsung Galaxy Store
    • PortableApps.com
    • Haiku
    • Flatpak
    • Homebrew
    • Chocolatey
    • Gecko
     
  2. Brave icon
     1183 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.

    254 Brave alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Snapcraft
    • Flathub
    • Homebrew
    • Chocolatey
    • Samsung Galaxy Store
     
  3. Chromium icon
     1144 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.

    199 Chromium alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • TrueOS
    • Xfce
    • Flathub
    • Snapcraft
     
  4. Mullvad Browser icon
     139 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.

    102 Mullvad Browser alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
    • Mozilla Firefox
     
  5. 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.

    207 ungoogled-chromium alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
     
  6. Pale Moon icon
     400 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.

    199 Pale Moon alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
  7. 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.

    180 Firefox Developer Edition alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
     
  8. SeaMonkey icon
     241 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
     
  9. Firefox Focus icon
     110 likes

    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.

    126 Firefox Focus alternatives

    Cost / License

    Application types

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Samsung Galaxy Store
     
  10. Falkon icon
     172 likes

    Falkon, formerly QupZilla, is a QtWebEngine based cross-platform web browser.

    It aims to be a lightweight web browser available through all major platforms.

    Falkon has all standard functions you expect from a web browser. It includes bookmarks, history (both also in sidebar).

    191 Falkon alternatives

    Cost / License

    Application type

    Platforms

    • Linux
    • KDE Plasma
    • Flathub
    • Haiku
    • Snapcraft
     
  11. Midori icon
     255 likes

    Midori is a lightweight, fast, and free web browser. It aligns well with the Xfce philosophy of making the most out of available resources.

    133 Midori alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
     
  12. GNU IceCat icon
     126 likes

    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.

    174 GNU IceCat alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Android
     
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