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30 alternatives · from operating systems

Alternatives to pfSense

pfSense pairs firewall and router duties in a FreeBSD-based distribution controlled through a web interface. It offers stateful packet inspection, policy-based and static routing, concurrent IPv4 and IPv6, IDS/IPS features, and IPsec, OpenVPN and WireGuard VPNs. It can run on selected hardware, virtual machines or cloud instances, and its Community Edition is free and open source. Netgate offers support for installation, deployment and configuration, while Plus deployment…

18.6
OPNsense logo

OPNsense is an open-source firewall and routing platform based on FreeBSD, for self-hosted, web, and API use.

Free planOpen sourceAndroidiOSWeb
Free plan
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27.8

OpenWrt is a Linux operating system for embedded devices, most often wireless routers.

Free planOpen sourceAndroidWebAPI
Free plan
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37.6

Kali Linux is a Debian-based distribution for advanced penetration testing and security auditing.

Free planOpen sourceAndroidLinuxmacOS
Free plan
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  1. 4

    Apache NuttX

    Apache NuttX is a free real-time operating system for embedded systems, designed around standards compliance and a small footprint.

    Free planOpen sourceAPILinuxmacOSSelf-hosted
    7.3Free plan
    Visit
  2. 5

    AlmaLinux OS

    AlmaLinux OS is a free, open-source, community-owned enterprise Linux distribution that is binary compatible with RHEL.

    Free planOpen sourceAPILinuxSelf-hostedWindows
    7.2Free plan
    Visit
  3. 6

    Manjaro Linux

    Manjaro Linux is a free Linux distribution based on Arch Linux, designed to make Arch’s power and flexibility more accessible.

    Free planOpen sourceLinuxSelf-hosted
    7.0Free plan
    Visit
  4. 7

    Pop!_OS

    Pop!_OS is a free Linux operating system from System76 for productive, customizable computer use.

    Free planOpen sourceLinux
    7.0Free plan
    Visit
  5. 8Nix logo

    Nix

    Nix is a package manager and system configuration tool for creating reproducible, declarative environments.

    Free planLinuxmacOSSelf-hostedWindows
    6.7Free plan
    Visit
  6. 9

    postmarketOS

    postmarketOS, now called Nura, is a free, open-source operating system project focused on extending the life of consumer electronics.

    Free planAndroidLinux
    6.6Free plan
    Visit
  7. 10

    Ubuntu Server

    Ubuntu Server is a Linux server operating system for enterprise data centers, public and private clouds, Kubernetes clusters and render farms.

    Free planLinuxSelf-hosted
    6.6From $25 a year
    Visit
  8. 11

    OmniOS

    OmniOS is an open-source server operating system based on illumos for physical servers and virtual machines.

    Free planLinuxSelf-hosted
    6.5From $500 a year
    Visit
  9. 12

    Solus

    Solus is a free, independent Linux operating system for personal computers, including desktops and laptops with 64-bit x86-64 processors.

    Free planLinux
    6.4Free plan
    Visit
  10. 13

    MX Linux

    MX Linux is a free family of Linux operating systems built from Debian Stable repositories for efficient desktop use, stability and performance.

    Free planLinux
    6.3Free plan
    Visit
  11. 14

    ChromeOS

    WebLinux
    6.2
    Visit
  12. 15

    Raspberry Pi Imager

    Raspberry Pi Imager is a free utility for writing Raspberry Pi OS and other operating systems to storage media for use with a Raspberry Pi.

    Free planLinuxmacOSWindows
    6.2Free plan
    Visit
  13. 16

    Rocky Linux

    Rocky Linux is a free, open-source enterprise operating system designed for bug-for-bug compatibility with Red Hat Enterprise Linux.

    Free planLinuxSelf-hostedWindows
    6.2Free plan
    Visit
  14. 17

    Amazon Linux

    Amazon Linux is a free Linux distribution for EC2 instances and Docker container workloads.

    Free planLinuxSelf-hosted
    6.1Free plan
    Visit
  15. 18

    Ubuntu Touch

    Free planAndroidSelf-hosted
    6.1Free plan
    Visit
  16. 19

    Debian

    Debian is a free operating system created by the Debian Project, an association of individuals.

    Free planLinuxSelf-hosted
    6.0Free plan
    Visit
  17. 20

    FreeRTOS

    FreeRTOS is a real-time operating system for microcontrollers and small microprocessors.

    Free planLinuxWindows
    6.0Free plan
    Visit
  18. 21

    Photon OS

    Photon OS is a free, open-source Linux appliance operating system built for cloud and edge applications.

    Free planLinuxSelf-hosted
    6.0Free plan
    Visit
  19. 22

    Sailfish OS

    AndroidLinux
    6.0From €4.90 a month
    Visit
  20. 23

    Void Linux

    Free planLinuxSelf-hosted
    6.0Free plan
    Visit
  21. 24

    Alpine Linux

    Alpine Linux is a free, independent Linux distribution for power users who value security, simplicity, and efficient resource use.

    Free planLinuxSelf-hosted
    5.9Free plan
    Visit
  22. 25

    Linux Mint

    Linux Mint is a free operating system for desktop and laptop computers, based on Debian and Ubuntu.

    Free planLinux
    5.9Free plan
    Visit
  23. 26

    OpenIndiana

    OpenIndiana is a free, community-developed, illumos-based Unix-like operating system derived from OpenSolaris.

    Free planLinuxSelf-hosted
    5.9Free plan
    Visit
  24. 27

    Zorin OS

    Free planLinux
    5.9Free plan
    Visit
  25. 28

    CentOS Stream

    CentOS Stream is a Linux distribution that tracks development just ahead of RHEL, between Fedora Linux and RHEL.

    Free planLinuxSelf-hosted
    5.8Free plan
    Visit
  26. 29

    Fedora CoreOS

    Free planLinuxSelf-hosted
    5.8Free plan
    Visit
  27. 30

    Fedora Linux

    Fedora Linux is a free, open-source platform for desktops, servers, clouds, and container workloads.

    Free planLinuxSelf-hosted
    5.8Free plan
    Visit

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