Modelica FMI

A Modelica library to import Functional Mock-up Units.

Highlights

• ✅ supports FMI 2.0 and FMI 3.0 for Co-Simulation
• 🎉 works with all Modelica tools
• 📃 logs FMI calls to the console or to a file

Installation

• install uv

• install the modelica-fmi command with

uv tool install --reinstall https://github.com/modelica/Modelica-FMI/releases/download/v0.0.6/modelica_fmi-0.0.6-py3-none-any.whl

• download the Modelica-FMI package and load it in your Modelica tool

Usage

To import an FMU into an existing package call FMI.importFMU() or run

modelica-fmi /path/to/model.fmu /path/to/package/model.mo

and reload the package.

License

Copyright © 2025 Modelica Association. The code is released under the 2-Clause BSD license.