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Best Common Open Research Emulator (CORE) Alternatives in 2026

12 apps from network simulation software ranked against Common Open Research Emulator (CORE) on the same published basis.

  1. 1
    EVE-NG Free plan LinuxMacself-hostedWebWin Free7.3
    Common Open Research Emulator (CORE) vs EVE-NG
  2. 2
    IMUNES Free plan LinuxMacself-hostedWebWin Free7.3
    Common Open Research Emulator (CORE) vs IMUNES
  3. 3
    GNS3 Free plan LinuxMacself-hostedWebWin Free7.2
    Common Open Research Emulator (CORE) vs GNS3
  4. 4
    OMNeT++ Free plan LinuxMacself-hostedWin Free7.2
    Common Open Research Emulator (CORE) vs OMNeT++
  5. 5
    Containerlab Free plan apiLinuxMacself-hostedWeb Free7.1
    Common Open Research Emulator (CORE) vs Containerlab
  6. 6
    Kathará Free plan apiLinuxMacself-hostedWin Free7.1
    Common Open Research Emulator (CORE) vs Kathará
  7. 7
    ns-3 Free plan LinuxMacself-hostedWin Free7.1
    Common Open Research Emulator (CORE) vs ns-3
  8. 8
    NetSim by Tetcos Free plan Win Free7.0
    Common Open Research Emulator (CORE) vs NetSim by Tetcos
  9. 9
    EMANE Free plan Linuxself-hosted Free6.9
    Common Open Research Emulator (CORE) vs EMANE
  10. 10
    PacketStorm Network Emulators WebWinMacLinux 6.1
    Common Open Research Emulator (CORE) vs PacketStorm Network Emulators
  11. 11
    Marionnet LinuxWinMac 6.0
    Common Open Research Emulator (CORE) vs Marionnet
  12. 12
    Cisco Packet Tracer WinMacLinux 5.9
    Common Open Research Emulator (CORE) vs Cisco Packet Tracer
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