On Fri, 31 May 2019 08:03:36 -0000 (UTC), Arlen G. Holder wrote:

> Do you have experience with 3D CAD freeware on Windows to help advise me?
> o What 3D CAD freeware might work well for a simple DXF style drawing?
> <https://i.postimg.cc/fTGxCP62/camber01.jpg>
>
> The reason I ask is that, often, the expense of complex freeware packages
> is in learning multiple GUIs just to hone in on the one freeware program
> that does the necessary basic tasks well.
>
> I have a need to modify a DXF drawing which prompted this question...
> <https://i.postimg.cc/fTGxCP62/camber01.jpg>
>
> To provide expert CAD folks with an example test case, a friend today
> hacked out this DXF drawing for me of a design I have in mind to create a
> wheel jig for accurately measuring caster, camber and toe at home for DIY
> alignment purposes. [This uploaded DXF will be deleted in a week though.]
> <http://www.fileconvoy.com/dfl.php?id=g137aad201bca66d21000173620215319116e7f f7e4>
>
> That friend only uses professional software, so she was unable to advise me
> as to which Windows freeware would be suitable for subsequently modifying
> her DXF drawing to add the pins, handles, and other necessary trim &
> shapes.
>
> The main question is whether there's an acknowledge functional leader in
> freeware 3D CAD for the Windows platform.
>
> Googling, I found these three "may" be the best 3D freeware CAD programs
> o AutoCAD <https://www.autodesk.com/education/free-software/autocad>
> o Blender <https://www.blender.org/download/>
> o FreeCAD <https://www.freecadweb.org/>
>
> Since Blender and FreeCAD didn't require an account, I tested them first:
> o Blender <https://i.postimg.cc/LXmX8tG3/camber02.jpg>
> o FreeCAD <https://i.postimg.cc/QMJ8wBV9/camber03.jpg>
>
> Since I wasn't able to download yet a free version of AutoCAD, and since
> I'm brand spanking new to CAD drawing software, I figured I'd ask on the
> net to see if anyone here has enough experience with 3D CAD software to
> recommend the most functional freeware for this type of basic design.
>
> Do you have experience with 3D CAD freeware on Windows to help advise me?
> o What 3D CAD freeware might work well for this simple DXF style drawing?
> <https://i.postimg.cc/fTGxCP62/camber01.jpg>

For the crosslinked record, see also this, posted today on Linux ngs:
o [How to] make a drawing
<https://groups.google.com/forum/#!topic/alt.os.linux/EGRiAce--Vo>