zlacker

The OpenDWG Alliance (1998) e.g. https://de.wikipedia.org/wiki/Open_Design_Alliance (since 2002)

The Open was a joke even then, but they publish a DWG design spec for free at least, spec'ed with about 50% of their internal parser.

>>rurban+(OP)
Hence the need for LibreDWG https://www.gnu.org/software/libredwg/

Yes I know you know rurban! I'm linking for the rest of HN :-)

BTW I want to merge your solvespace integration this year, and hopefully dump libdxfrw entirely ;-)