I made something similar for OpenScad, back before it added support for text. It was like a really simple Hershey font, but using only line segments and circula

I made something similar for OpenScad, back before it added support for text. It was like a really simple Hershey font, but using only line segments and circular arcs (no ellipses), because that was the path of least resistance. https://github.com/thestumbler/alpha https://github.com/thestumbler/alpha