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Best Kali Linux Alternatives in 2026

12 tools from operating systems ranked against Kali Linux on the same published basis.

  1. 1
    pfSense Free plan Linuxself-hostedWeb 7.5
    Kali Linux vs pfSense
  2. 2
    Ubuntu Server Free plan Linuxself-hosted $2.08/mo7.4
    Kali Linux vs Ubuntu Server
  3. 3
    Rocky Linux Free plan Linuxself-hostedWin Free7.1
    Kali Linux vs Rocky Linux
  4. 4
    AlmaLinux OS Free plan Linuxself-hostedWin Free7.0
    Kali Linux vs AlmaLinux OS
  5. 5
    HPE Morpheus VM Essentials Software Free trial Linuxself-hostedWeb $50/mo7.0
    Kali Linux vs HPE Morpheus VM Essentials Software
  6. 6
    OPNsense Free plan apiself-hostedWeb 6.9
    Kali Linux vs OPNsense
  7. 7
    Debian Free plan Linuxself-hosted Free6.8
    Kali Linux vs Debian
  8. 8
    Fedora Linux Free plan Linuxself-hosted Free6.8
    Kali Linux vs Fedora Linux
  9. 9
    Kubuntu Free plan Linux Free6.8
    Kali Linux vs Kubuntu
  10. 10
    Nix LinuxMacWin 6.8
    Kali Linux vs Nix
  11. 11
    CentOS Stream Free plan Linuxself-hosted Free6.7
    Kali Linux vs CentOS Stream
  12. 13
    OmniOS Linux 6.4
    Kali Linux vs OmniOS
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