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Best OpenSim Alternatives in 2026

12 platforms from physics simulation software ranked against OpenSim on the same published basis.

  1. 2
    FeenoX Free plan apiLinuxself-hostedWeb Free8.7
    OpenSim vs FeenoX
  2. 3
    COMSOL Multiphysics Free trial apiLinuxMacself-hostedWeb 8.4
    OpenSim vs COMSOL Multiphysics
  3. 4
    SimFlow Free plan LinuxMacWebWin €666.67/mo7.3
    OpenSim vs SimFlow
  4. 5
    SimScale Web 7.1
    OpenSim vs SimScale
  5. 6
    Xcos Free plan WinMacLinux Free7.1
    OpenSim vs Xcos
  6. 7
    FDTDX Free plan Linuxself-hosted Free7.1
    OpenSim vs FDTDX
  7. 8
    Ansys Fluent 7.0
    OpenSim vs Ansys Fluent
  8. 9
    DynamicalSystems.jl Free plan LinuxMacWin Free7.0
    OpenSim vs DynamicalSystems.jl
  9. 10
    myPhysicsLab Free plan LinuxMacself-hostedWebWin Free6.9
    OpenSim vs myPhysicsLab
  10. 11
    OpenFOAM WinMacLinux 6.7
    OpenSim vs OpenFOAM
  11. 12
    Open Source Physics WebWinMacLinuxiOS 6.7
    OpenSim vs Open Source Physics
  12. 13
    GNU FisicaLab 6.6
    OpenSim vs GNU FisicaLab
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