I have been using PGPLOT but I guess you are aware of that. https://www.astro.caltech.edu/~tjp/pgplot/
I also wonder if you might be interested in https://github.com/rricharz/Tek4010 what I was looking for was a Calcomp Basic Plotting calls to HPGL as most of my plotters are HPLG and would like to plot some of the Calcomp sample plots on them Dave > -----Original Message----- > From: cctalk <cctalk-boun...@classiccmp.org> On Behalf Of emanuel stiebler > via cctalk > Sent: 05 April 2020 14:22 > To: General Discussion: On-Topic Posts Only <cct...@classiccmp.org> > Subject: Old FORTRAN programs, libraries, graphics > > Being stuck at home, was musing the idea to look into some graphics > software from the '70's, or early 80's ... > > Looking for some wire frames, hidden line removal, 3d graphics... > > Any pointers? > > View month ago or longer, somebody on this list recovered some large > package of FORTRAN code, and wanted to invest it, but I think it was posted > under a wrong subject, so I can't find it anymore ... > > THANKS!