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Best NetSim by Tetcos Alternatives in 2026

Updated

20 platforms from network simulation software ranked against NetSim by Tetcos on the same published basis.

  1. 1
    OMNeT++ Free plan LinuxMacself-hostedWin Free7.9
    NetSim by Tetcos vs OMNeT++
  2. 2
    NetSim Free plan Web $15/mo7.6
    NetSim by Tetcos vs NetSim
  3. 3
    EVE-NG Free plan LinuxMacself-hostedWebWin Free7.4
    NetSim by Tetcos vs EVE-NG
  4. 4
    IMUNES Free plan LinuxMacself-hostedWebWin Free7.4
    NetSim by Tetcos vs IMUNES
  5. 5
    Cisco Modeling Labs Free plan LinuxMacWebWin Free7.2
    NetSim by Tetcos vs Cisco Modeling Labs
  6. 6
    Kathará Free plan apiLinuxMacself-hostedWin Free7.2
    NetSim by Tetcos vs Kathará
  7. 8
    ns-3 Free plan LinuxMacself-hostedWin Free7.2
    NetSim by Tetcos vs ns-3
  8. 9
    OMNEST Free trial apiLinuxMacself-hostedWin 7.2
    NetSim by Tetcos vs OMNEST
  9. 10
    Cloonix Free plan LinuxWeb Free7.1
    NetSim by Tetcos vs Cloonix
  10. 11
    GNS3 Free plan LinuxMacself-hostedWebWin Free7.1
    NetSim by Tetcos vs GNS3
  11. 12
    Mininet Free plan apiLinuxMacself-hostedWin Free7.1
    NetSim by Tetcos vs Mininet
  12. 13
    NetSim Free trial LinuxMacWebWin $2.42/mo7.1
    NetSim by Tetcos vs NetSim
  13. 14
    Containerlab Free plan apiLinuxMacself-hostedWeb Free7.0
    NetSim by Tetcos vs Containerlab
  14. 15
    EMANE Free plan Linuxself-hosted Free7.0
    NetSim by Tetcos vs EMANE
  15. 16
    PNETLab Free plan LinuxMacself-hostedWebWin Free7.0
    NetSim by Tetcos vs PNETLab
  16. 17
    Telephone Free plan Mac Free7.0
    NetSim by Tetcos vs Telephone
  17. 18
    Cisco Packet Tracer Free plan LinuxMacWin Free6.9
    NetSim by Tetcos vs Cisco Packet Tracer
  18. 19
    Marionnet Free plan LinuxMacWin Free6.9
    NetSim by Tetcos vs Marionnet
  19. 20
    Netropy Network Emulator Free trial apiLinuxself-hostedWeb 6.9
    NetSim by Tetcos vs Netropy Network Emulator
  20. 21
    QuNetSim Free plan LinuxMacself-hostedWin Free6.9
    NetSim by Tetcos vs QuNetSim

NetSim by Tetcos alternatives compared

#PlatformScoreFree planFromRuns on
1OMNeT++7.9Free planFreeLinux, Mac, self-hosted, Windows
2NetSim7.6Free plan$15/moWeb
3EVE-NG7.4Free planFreeLinux, Mac, self-hosted, Web, Windows
4IMUNES7.4Free planFreeLinux, Mac, self-hosted, Web, Windows
5Cisco Modeling Labs7.2Free planFreeLinux, Mac, Web, Windows
6Kathará7.2Free planFreeAPI, Linux, Mac, self-hosted, Windows
8ns-37.2Free planFreeLinux, Mac, self-hosted, Windows
9OMNEST7.2API, Linux, Mac, self-hosted, Windows
10Cloonix7.1Free planFreeLinux, Web
11GNS37.1Free planFreeLinux, Mac, self-hosted, Web, Windows
12Mininet7.1Free planFreeAPI, Linux, Mac, self-hosted, Windows
13NetSim7.1No$2.42/moLinux, Mac, Web, Windows
14Containerlab7.0Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
15EMANE7.0Free planFreeLinux, self-hosted
16PNETLab7.0Free planFreeLinux, Mac, self-hosted, Web, Windows
17Telephone7.0Free planFreeMac
18Cisco Packet Tracer6.9Free planFreeLinux, Mac, Windows
19Marionnet6.9Free planFreeLinux, Mac, Windows
20Netropy Network Emulator6.9API, Linux, self-hosted, Web
21QuNetSim6.9Free planFreeLinux, Mac, self-hosted, Windows
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Questions about NetSim by Tetcos alternatives

What is the best alternative to NetSim by Tetcos?

OMNeT++, number 1 in network simulation software with a score of 7.9 out of 10. The others here: NetSim, EVE-NG, IMUNES and 16 more.

What is the best free alternative to NetSim by Tetcos?

OMNeT++ is the best-ranked alternative with a free plan. 17 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.