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digdugdirktoday at 1:11 AM4 repliesview on HN

It's inherently limited by its geometry kernel. Most "real" CAD suites use something like parasolid, usually with a bunch of extras slapped on top. Making a new one from scratch is a massive undertaking, but I'll remain forever hopeful that we get a new, modern, open-source kernel one of these days...


Replies

wizzledonkertoday at 11:16 AM

I don't necessarily agree in this case - OCCT is more than capable for what FreeCAD is offering. Add to that the development trajectory of OCCT also seems to be really taking off recently (with the 8.0-RC, they've re-worked how all B-Spline algorithms work, with implications for all operations).

mastermagetoday at 8:46 AM

Not gonna lie I just hope the rewrite it in rust community takes a stab at it at one point,

imtringuedtoday at 10:20 AM

This isn't really true. The vast majority of problems are in the UI. The geometry kernel is limited, but it's good enough for an open source project. Compared to say OpenSCAD, Open CASCADE is leagues ahead.

madushan1000today at 7:29 AM

What's wrong with OCCT?