CAD file format specifications?

[PoD]

On Thu, 18 Jun 2009 13:39:28 +0200, Anthra Norell wrote:

>      I had a look at Blender. It looks impressive too. It might be an
> alternative to Sketch Up. I'll worry about that later. My immediate need
> is a file conversion utility. A cursory inspection of Blender's menu
> tabs and the various help options didn't turn up a file-conversion
> utility. So, my question is: How do I convert a bunch of
> three-dimensional coordinates defining lines into a file format Sketch
> Up can read (skp, dwg, dxf, 3ds, ddf or dem)?
> 
> Frederic

If you look in the File/Import menu in Blender, you will see all the file 
types which it can load.

The importing is done with python scripts, so if you are going to write a 
converter you might just as well write an import script for Blender.

The raw import script shows how simple it can be.