Cisco IOS AlternativesRouter Custom Firmwares and other similar apps like Cisco IOS

Apps similar to Cisco IOS include MikroTik RouterOS. It's paid, but ZEVENET and Quagga are free. Other options are VyOS and Junos OS. In total there are five Firewalls like Cisco IOS for Linux, self-hosting and the web.

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Alternatives
Cisco IOS alternatives page was last updated

Alternatives list

  1. Linux-based system converts standard PCs into customizable routers, featuring advanced firewall, VPN server and client, bandwidth control, QoS, wireless AP, captive portal, remote management, industry protocol support, automation, and scalable licensing for network needs.

    28 MikroTik RouterOS alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    • Self-Hosted
    Good alternative?
     
  2. VyOS icon
     12 likes

    VyOS is a community fork of Vyatta , a Linux-based network operating system that provides software-based network routing, firewall, and VPN functionality.

    Cost / License

    • Paid
    • Open Source

    Application type

    Platforms

    • Linux
    • US flagUnited States
    VyOS screenshot 1
    Good alternative?
     
  3. Junos OS icon
     2 likes

    Junos OS is the FreeBSD-based operating system used in Juniper Networks hardware routers. It is an operating system that is used in Juniper's routing, switching and security devices.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • VirtualBox
    • Self-Hosted
    • VMware Workstation
    • GNS3
    • VMware Player
    Good alternative?
     
  4. ZEVENET icon
     4 likes

    Our products are based under the unique terms of no limitations and no vendor lock-in technology in order to provide the best performance, high support level directly from the vendor, development agility in order to be integrated with any application or infrastructure and...

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    Good alternative?
     
  5.  5 likes

    Quagga is a network routing software suite providing implementations of Open Shortest Path First (OSPF), Routing Information Protocol (RIP), Border Gateway Protocol (BGP) and IS-IS for Unix-like platforms, particularly Linux, Solaris, FreeBSD and NetBSD.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    • BSD
    Good alternative?
     
5 of 5 Cisco IOS alternatives