Windows 11 Alternatives for Windows

There are many alternatives to Windows 11 for Windows if you are looking for a replacement. The best Windows alternative is Debian, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Windows 11 and 13 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Windows 11 are Windows 10, ReactOS, Revision (ReviOS) and AtlasOS.

filter to find the best alternatives

Windows 11 alternatives are mainly Operating Systems, but if you're looking for Linux Distros you can filter on that. Other popular filters include Windows, Linux, Lightweight, EU and Operating System. 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 Windows 11.
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Alternatives
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Alternatives list

  1. Debian icon

    Debian

     1199 likes

    The Debian Project is an association of individuals who have made common cause to create a free operating system. This operating system that we have created is called Debian.

    215 Debian alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • Global
    Debian 9 gnome.
    Good alternative?
     
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    1
  2. Windows 10 icon

    Windows 10

     418 likes

    Versatile OS with universal app architecture, free first-year offer for Windows 7 and 8.1 users, redesigned mouse-touch UI, virtual desktop, Microsoft Edge, upgraded security, and enhanced graphics for gaming, supporting fingerprint and face recognition login.

    187 Windows 10 alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • US flagUnited States
    Windows 10 screenshot 1
    Good alternative?
     
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    2
  4. ReactOS icon

    ReactOS

     301 likes

    ReactOS™ is a FOSS effort to develop a quality operating system based on the architecture of Microsoft® Windows™ NT family of operating systems, that is compatible with applications and drivers written for it (NT4, 2000, XP, 2003, Vista, 7).

    207 ReactOS alternatives

    Cost / License

    Application type

    Platforms

    • Windows
    • ReactOS
    • DE flagGermany
    • European Union flagEU
    ReactOS screenshot 1
    Good alternative?
     
  6. AtlasOS icon

    AtlasOS

     22 likes

    An open and transparent modification of the Windows operating system, designed to optimize performance and latency. AtlasOS is creating a "kinder" Windows experience. Reducing bloatware and optimizing performance for enthusiasts, gamers, and privacy-conscious individuals.

    14 AtlasOS alternatives

    Cost / License

    Application type

    Platforms

    • Windows
    • Global
    AtlasOS screenshot 1
    Good alternative?
     
  9. Windows X-Lite icon

    Windows X-Lite

     4 likes

    Windows X-Lite's Optimized Windows Builds are designed to Enhance Performance, Privacy, Stability and Control, and work with all Apps and Games on all PCs. Old or New, Weak or Strong, Desktop or Laptop.

    11 Windows X-Lite alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Windows
    Windows X-Lite screenshot 1
    Good alternative?
     
  10. illumos icon

    illumos

     21 likes

    illumos is a free and open-source Unix operating system. It derives from OpenSolaris, which in turn derives from SVR4 UNIX and Berkeley Software Distribution (BSD). illumos comprises a kernel, device drivers, system libraries, and utility software for system administration.

    169 illumos alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
  11. MINIX 3 icon

    MINIX 3

     11 likes

    MINIX is a POSIX-compliant Unix-like operating system based on a tiny microkernel running in kernel mode with the rest of the operating system running as a number of isolated, protected, processes in user mode.

    151 MINIX 3 alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • NL flagNetherlands
    • European Union flagEU
    MINIX 3 screenshot 1
    Good alternative?
     
  13. ZealOS icon

    ZealOS

     2 likes

    The Zeal Operating System is a modernized, professional fork of the 64-bit Temple Operating System. Guiding principles of development include transparency, full user control, and adherence to public-domain/open-source implementations.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    ZealOS screenshot 1
    Good alternative?
     
12 of 13 Windows 11 alternatives