[AR] Re: Open Source Igniter / Rocket

  • From: "Graham Sortino" <dmarc-noreply@xxxxxxxxxxxxx> (Redacted sender "gnsortino@xxxxxxxxx" for DMARC)
  • To: arocket on freelists <arocket@xxxxxxxxxxxxx>, arocket on freelists <arocket@xxxxxxxxxxxxx>
  • Date: Wed, 11 Feb 2015 04:37:08 -0800

thanks for the suggestion. i think part of my reason for not going with the 
more professional grade CAD tools is that they are extremely expensive and thus 
somewhat out of reach for hobbyists. I know that in many cases there are 
exceptions to get free or discounted licenses but I do feel like its not the 
same as something that is truly open source or even very accessible like Eagle 
CAD. 


I was peripheraly aware of FreeCAD but hadn't looked at it in a while. I'm 
definitely at the limit with regards to what I can do in blender so I will 
certainly check this out.


As an asside, do you happen to know if FreeCAD can do machine screw and/or 
tapered threads?

From:"Steve Traugott" <stevegt@xxxxxxx>
Date:Tue, Feb 10, 2015 at 7:16 PM
Subject:[AR] Re: Open Source Igniter / Rocket

On Sat, Feb 7, 2015 at 6:53 PM, Redacted sender gnsortino@xxxxxxxxx for DMARC 
<dmarc-noreply@xxxxxxxxxxxxx> wrote:

>>Sorry about Blender, I used solidworks and it has a nice helical sweep feature

Thanks for the info. I need to get away from Blender but I’ve gotten used to it 
and can’t seem to kick the habit.


Not to digress (who, us?) but FreeCAD has gotten quite good in recent years.  
It's pretty stable now (you'll still want to save often though) and while it's 
not quite solidworks yet, I now think it's a safe bet that it will eventually 
become a defacto standard -- I just wish they'd change the name.


Otherwise, I'm still using OpenSCAD for most things, out of inertia.  I had 
high hopes for BRL-CAD a few years ago, but I think FreeCAD has taken that 
space.


For anyone who likes scripting parts like in OpenSCAD, but wants to use the 
more capable OpenCASCADE engine (FreeCAD's backend), there are a few options.  
One is CadQuery, which uses FreeCAD as an IDE or can be run standalone with no 
GUI, such as from a makefile.


Steve

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