OpenVCAD requires a very specific version of Python. Visit this website to download version 3.12.8. Make sure to scroll to the bottom of the page and select the appropriate installer for your system.
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While installing make sure to select this option:
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Hit “next”:
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Then select these options and “install”:
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After installing Python you need to make sure that all of the correct environment variable are setup. On Windows, search for “Edit the system environment variables”. When it opens, click on “Environment Variables”
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Under System variables look for PYTHONPATH. If you have it, you are good to go to the next section. If you do not, click the New... button.
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Fill out the new variable like so. The path should match where you installed Python to.
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Extract the zip to a folder of your choosing. Inside will be two sub folders: libvcad and studio. The libvcad folder contains OpenVCAD core and the Python library. studio contains the actual OpenVCAD Studio program.