GNS3 AlternativesOnly apps from the EU

The best alternative to GNS3 is Dynamips, which is both free and Open Source. If that doesn't work for you, our users have ranked eight alternatives to GNS3, but unfortunately only two of them are.

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You can 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 GNS3.
GNS3 iconGNS3
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GNS3 is a graphical network simulator that allows simulation of complex networks.

More about GNS3
More about GNS3
GNS3 alternatives page was last updated Sep 28, 2024
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  1. 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...

    5 Dynamips alternatives

    License model

    • Free • Open Source

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    Dynamips screenshot 1

    Dynamips VS GNS3

     

  2. 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.

    License model

    • Free • Proprietary

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Windows
    • Linux
    Network diagram

    MaSSHandra Features

    1.  SSH

    MaSSHandra VS GNS3

     
2 of 2 GNS3 alternatives