When trying to use IGESControl_Reader, which works fine in native, I get the following error in opencascade.js:
Creating IGESControl_Reader
OpenCascadeLoader.ts:230 OpenCascadeLoader: Error loading model getpwuid: TODO
From searching in open issues, this seems to be known, but potentially fixed in a later OpenCascade version already – this feels related:
https://git.rbts.co/OpenCascade/occt/commit/6c2cf030e2f8f17d5ad41c6f33b107f4f673cd81?style=split&whitespace=ignore-all&show-outdated=