The Best Open Source Internet Explorer AlternativesTop Web Browsers and other similar apps like Internet Explorer

The best open source alternative to Internet Explorer is Mozilla Firefox. If that doesn't suit you, our users have ranked more than 50 alternatives to Internet Explorer and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Internet Explorer are Chromium, Pale Moon, Firefox Developer Edition and SeaMonkey.

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Alternatives list

  1. Mozilla Firefox icon

    Mozilla Firefox

     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
    Firefox Desktop (Light Theme)
     
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    4
    Mozilla Firefox vs Internet Explorer Comments
    Buster_Blue
    Positive
    10

    More features, more customizable, more platforms, and open source.

    Guest
    Positive
    4

    Open Source and Respects Privacy.

    Review by a new / low-activity user.
    Guest
    Positive
    -4

    On android it is a little slow

    Review by a new / low-activity user.
    3 of 4 comments
    • Mozilla Firefox is Free and Open SourceInternet Explorer is Free and Proprietary
    • Mozilla Firefox is Privacy focused, Customizable, Security-focused and LightweightInternet Explorer is not according to our users
  2. Chromium icon

    Chromium

     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
    Start Page
     
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    1
    Chromium vs Internet Explorer Comments
    undeniably_lizard
    Positive
    1

    Make a switch from a browser that is about to die to an open source and privacy protecting alternative. I believe it is a good choice for those who still use IE.

    • Chromium is Free and Open SourceInternet Explorer is Free and Proprietary
  4. Pale Moon icon

    Pale Moon

     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
    Pale Moon screenshot 1
     
    |
    1
    Pale Moon vs Internet Explorer Comments
    Guest
    Positive
    0

    Besteht Browser for all IE users

    Review by a new / low-activity user.
    • Pale Moon is Free and Open SourceInternet Explorer is Free and Proprietary
    • Pale Moon is Lightweight, Customizable, Privacy focused and Security-focusedInternet Explorer is not according to our users
  5. Firefox Developer Edition icon

    Firefox Developer Edition

     240 likes

    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
    Firefox Developer Edition screenshot 1
     
  6. SeaMonkey icon

    SeaMonkey

     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
    SeaMonkey screenshot 1
     
  7. Falkon icon

    Falkon

     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
    Falkon screenshot 1
     
  9. Midori icon

    Midori

     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
    Midori new Tab
     
  10. GNU IceCat icon

    GNU IceCat

     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
    GNU IceCat screenshot 1
     
  11. GNOME Web icon

    GNOME Web

     111 likes

    GNOME Web is the web browser for the GNOME desktop, based on the popular WebKit engine. It offers a simple, clean, beautiful view of the Web featuring first-class GNOME desktop integration. Its code name is Epiphany.

    178 GNOME Web alternatives

    Cost / License

    Application type

    Platforms

    • Linux
    • BSD
    • Linux Mobile
    • Flathub
    • GNOME
    Single Tab
     
  13. K-Meleon icon

    K-Meleon

     123 likes

    K-Meleon is an extremely fast, customizable, lightweight web browser based on the Gecko layout engine developed by Mozilla which is also used by Firefox. K-Meleon is free, open source software released under the GNU General Public License and is designed specifically for...

    167 K-Meleon alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Gecko
    K-Meleon 76 on Windows 11
     
  14. NetSurf icon

    NetSurf

     43 likes

    NetSurf is a free, open source web browser. It is written in C and released under the GNU Public Licence version 2. NetSurf has its own layout and rendering engine entirely written from scratch. It is small and capable.

    135 NetSurf alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Haiku
    • AmigaOS
    • Xfce
    NetSurf screenshot 1
     
12 of 27 Internet Explorer alternatives