SVG Open and transforms

Estlcam appears to be applying the wrong reference point for a rotation transform. Is there a support forum for estlcam itself?

If an element has transform=rotate(90,100,00) it’s behaving as if was given transform=rotate(90,0,0). It doesn’t appear to be accounting for the origin of the rotation.

I don’t believe he has a dedicated support forum, but try emailing Christian directly, he’s always gotten back to me when I’ve reached out: