GNS3 AlternativesNetwork Simulators and other similar apps like GNS3

GNS3 is described as 'Graphical network simulator that allows simulation of complex networks' and is a network simulator in the education & reference category. There are seven alternatives to GNS3 for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best GNS3 alternative is Cisco Packet Tracer, which is free. Other great apps like GNS3 are Eve-NG, Dynamips, Kathara and NetSim.

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GNS3 alternatives page was last updated

Alternatives list

  1. Cisco Packet Tracer icon

    Cisco Packet Tracer

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    Packet Tracer is an essential learning tool used in these Cisco Networking Academy courses: IT Essentials, CCNA Routing and Switching, CCNA Security, Intro to Internet of Things (IoT), and Mobility Fundamentals.

    7 Cisco Packet Tracer alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Cisco Packet Tracer screenshot 1
     

    • Most users think Cisco Packet Tracer is a great GNS3 alternative.

    • Cisco Packet Tracer is the most popular Windows, Android, Mac & iPhone alternative to GNS3.

    • Cisco Packet Tracer is the most popular free alternative to GNS3.

    • Cisco Packet Tracer is Free and ProprietaryGNS3 is Free and Open Source
  2. Eve-NG icon

    Eve-NG

     4 likes
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    The new EVE-NG platform is ready for todays requirements. It allows enterprises, e-learning providers/centres, individuals and group collaborators to create virtual proof of concepts, solutions and training environments.

    5 Eve-NG alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application type

    Platforms

    • Linux
    Eve-NG screenshot 1
     

    • Eve-NG is the most popular Open Source alternative to GNS3.

    • Eve-NG is Freemium and Open SourceGNS3 is Free and Open Source

  4. Dynamips

     4 likes
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    Dynamips is an emulator computer program that was written to emulate Cisco routers. It has been created by Christophe Fillot who started his work in August 2005. Dynamips runs on Linux, Mac OS X or Windows and can emulate the hardware of the Cisco series routing platforms by...

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    Dynamips screenshot 1
     
  5. Kathara icon

    Kathara

     1 like
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    Kathará is an open source container-based network emulation system for showing interactive demos/lessons, testing production networks in a sandbox environment, or developing new network protocols.

    4 Kathara alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
     
  6. NetSim icon

    NetSim

     5 likes
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    NetSim for CCNP Network Simulator is now updated to support the new ROUTE, SWITCH and TSHOOT technologies. The improved interface of NetSim for CCNP makes completing labs, compiling new labs and designing network topologies easier than ever before.

    7 NetSim alternatives

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
    Boson's NetSim
     

    • NetSim is the most popular commercial alternative to GNS3.

    • NetSim is Paid and ProprietaryGNS3 is Free and Open Source

  7. MaSSHandra

     2 likes
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    3d Network Diagram and Design Tool Create network diagrams in real 3D. Access and monitor your devices from the diagrams. Easy creation of network diagrams with the network autodiscovery function.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Windows
    • Linux
    Network diagram
     

  9. Cable Project CAD

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    Network Design Tool auto-generates the Rack Diagram, Wiring Log Book, 3D view, Bill of Materials and Specification with project costs. You don't have to manually do cost estimations any longer.

    Cost / License

    • Subscription
    • Proprietary

    Platforms

    • Windows
    Cable Project CAD screenshot 1
     
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    1
    Comments about Cable Project CAD as an Alternative to GNS3
    Guest
    Negative
    0

    It is a cable design layout rather then a network simulation tool

    Review by a new / low-activity user.
    GNS3 Icon
    • Cable Project CAD is Paid and ProprietaryGNS3 is Free and Open Source
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