Posted by dellus on Jul 29, 2017; 6:39pm
URL: https://forum.librecad.org/Must-have-items-tp5715130p5715134.html

You may try QCad, of which LibreCad is a fork. Drawing on Images seems to work there. It's commercial, but they have a free Linux Community edition.
Or try Draftsight, commercial too but a free slightly cut down Linux version is offered. More similar to AutoCad.