Questions tagged [cad]

CAD (Computer Aided Design) is the process of designing a (physical) product by instructions to a software. Its use is amplified by hardware (CNC machines or 3D printers) that can interpret the CAD files and create the product from it.

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19
votes
2answers
1k views

Open source CAD for 2D drafting

I do a lot of drafting using AutoCAD 2000 LT on Windows XP, but I need to upgrade to a newer operating system (Windows 8). Unfortunately, AC2000 won't work. So, I am looking for a new free (no money)...
19
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2answers
1k views

Free CAM/CAD for personal manufacturing?

What free software is currently most popular in amateur maker communities for designing 3D objects intended for manufacture using 3D printers or CNC milling machines? Something similar to SolidWorks (...
17
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3answers
305 views

Software for simulating electrical circuits

I am looking for a program, preferably for windows, that can simulate electrical circuits. I have found Yenka, but I can only get a license after business-hours. I want this program in order to ...
11
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2answers
9k views

Free software for Piping and Instrumentation Diagrams (P&ID)

Piping and instrumentation diagrams are important documents in many engineering tasks. Is there a free or even open source program geared to this? Where a proper P&ID software differs from a ...
7
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4answers
3k views

2D / 3D CAD design and simulation software for OSX?

What options are available for Mac to design 2D and 3D CAD drawings? Preferably open-source or freeware but not a requirement of the question. SolidWorks seems to be the most popular for Windows ...
6
votes
1answer
221 views

PCB design software alternative to Upverter?

I use Upverter for my printed circuit board (PCB) designs, but I'm looking for an alternative: I need autorouting (Upverter does not have that) Should be able to collaborate with others Support both ...
6
votes
1answer
76 views

Windows software to easily arrange models when designing a computer case?

I'm an enthusiast with friends that can manufacture single pieces of CNC cut and milled metal, and I cannot find a perfect computer case for my needs. My friends can't find ones for them, either, and ...
6
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1answer
186 views

Open source alternatives to commercial finite element softwares

I'm looking for Open Source alternatives to commercial Finite Element softwares such as Ansys or Nastran/Patran. Some features that I would like to have: Mesh generator after importing a geometry ...
5
votes
1answer
203 views

Creating anamorphic typography in CAD program

For my current project I´m trying to create anamorphic typography on 3D objects. The program most be able to project an image, in my case typography, to the surface of objects. My husband showed me ...
5
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0answers
246 views

Is there a physics / modeling software that will let you build and test… a flying machine?

Yes I know this question may be ridicously naive, but I'll just give it a shot. I was wondering if there is any software out there that could help you develop and test a flying machine, in a similar ...
5
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0answers
712 views

A C++ NURBS library with boolean operations that is not OpenCASCADE

I'm working on SolveSpace, a parametric CAD. I'm looking for something to replace its builtin NURBS library, which has become a limiting aspect for many improvements. It must: Not be OpenCASCADE; Be ...
5
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0answers
78 views

Software to simulate mechanics of production line

Is there any software where I can simulate production line elements (joints, motors, springs, actuators, movement)? For example I want to simulate mechanism to unwind paper from big roll to weld it ...
5
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0answers
67 views

Web App for architectural plan upload and measure

I've got a planimetry of my house and a warehouse on paper. I would like to scan them in JPEG, import them on my pc and measure them. I'm looking for a website (web-app) where I can upload those tiff,...
4
votes
1answer
1k views

Three.js versus Babylon.js for CAD webapp

We're developing a CAD webapp. Our webapp will be for drawing buildings and their components (walls, trusses, etc.). Two prominent 3D libraries are Three.js and Babylon.js. What are the pros and cons ...
4
votes
1answer
252 views

What software should I use to design an audio circuit?

I'm looking for a simulator that will enable me to listen to the output, and ideally run on Linux and / or OSX. A front end for visually laying out components would be excellent too, but is not ...
4
votes
1answer
165 views

CAD-System API without UI

Is there a CAD-System, which has an API and allows to use the API without the GUI (just using the Core). The CAD-System API should be able to: load multiple 3d-models change parameters of loaded ...
4
votes
3answers
74 views

Vector drawing / CAD program with measurement uncertainties

I sometimes try to model real-life objects in the computer. Be it for 3D printing a replacement part, or making a plan of my apartment. One problem I have is that I don't measure perfectly, and these ...
3
votes
1answer
406 views

Free or low cost multilayer PCB design software

I am trying to find a free/low cost PCB design software that I can use for my projects (PCB = Printed Circuit Board; some prefer PWB, Printed Wiring Board). It needs to be able to support at least 8 ...
3
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0answers
49 views

CAD program with clear specs on the format of its save file

So I want to do the following. Is there a CAD program that would suit this? I have an engineering analysis code (3rd party, commercial) that does various things to a 3-D model. However, the input to ...
3
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0answers
47 views

Simple Truss Modeling Software

I've a project in my university to create a bridge truss of straws, I am looking for a modeling software that can help me imagine my design's effectiveness (a software that's able to calculate the ...
2
votes
2answers
140 views

iOS app for CNC Feeds & Speeds, compatible with Shapeoko

I've been using GWizard Trial on my desktop, but the CNC is out in my garage. Would be great to have an app that did the same - i'm willing to pay. There are too many to choose from on the app store,...
2
votes
0answers
72 views

Free program for geometric adjustment (trilateration, least square method)

I am looking for a free application in order to calculate optimal coordinates of points, given a fixed set of points and the mutual distance between them. The system is over-constrained hence spatial ...
2
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0answers
24 views

Is there any good software to convert (multilayer) DXF to shapefile?

I need to import architecture DWG's (AutoCAD files) into qGIS. However, QGIS imports all layers in the DXF into the same layer in QGIS. I need to create separate shapefiles for every DWG/DXF layer. ...
2
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0answers
436 views

CAD software for Meccano models building and simulation [closed]

I have just started with Meccano multi-model kit for learning about machines. I want to know if there is any CAD software available for designing and simulating these models on computer? I will ...
2
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0answers
48 views

What program as an replacement of metriCAD for pre-measurement of construction works reading .dwg CAD files?

What program would you recommend as an replacement of metriCAD? The program should read .dwg files (CAD files) and run on 32 bit computer. It should also run on Unix-based system like Ubuntu, Linux ...
2
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0answers
24 views

Finite Element Software: cyclic-symmetric problems including gyroscopic terms

Do you know of a Finite Element Software (commercial like Ansys or preferably open source like CalculiX) that is able to compute gyroscopic terms for cyclic-symmetric structures ? Most FE-softwares ...
2
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0answers
130 views

Software for electrodynamics and electrostatics simulation?

In the past I have been working with Matlab to do simulations of electro-statics and electro-dynamics. More specifically solving the Maxwell equations for given structures and setups. I am now looking ...
2
votes
0answers
30 views

Program to make measurements on images (ex. maps) and list them

I'm looking for a program (preferably Open-Source/Free) that would allow me to import images and take measurements. I want to measure alot of points and generate reports of total length of all points....
2
votes
3answers
264 views

CAD vector graphic editor

I want to make some vector graphic icons but what I sadly found out any of simple vector graphic editor do not support CAD-like functions like make line length depends of other line or constrain angle ...
1
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1answer
26 views

Importing 3D background to a 3D design software

We have the following task: we would like to take a 3D image of a natural background where someone wants to build a camping. We then would like to import this image and draw into it the 3D buildings ...
1
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3answers
61 views

Parametric Mechanism Design Software

There are softwares like Solidworks and Inventor in which we can design mechanisms but we provide exact numerical values for the links. Is their any software in which we can provide some variables/...
1
vote
2answers
38 views

Using GIS to store any type of file

I work for an engineering company where we use a large range of software's and file types, including but not limited to, GIS and CAD based software. We are aware of the broad trend to BIM and are ...
1
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4answers
1k views

3d parametric/constraint modeling for Linux (Ubuntu)

I'm looking for a 3d modeling toolkit for Ubuntu Linux to replace Autodesk Inventor, which I had been running on an old Windows box. As I am working on projects with others that use Inventor, ...
1
vote
1answer
104 views

CAD software for creating electro schemes, supporting command line export to SVG

I am starting to work on project written in python. There will be a database of DXF schemes. Based on input parameters some of these schemes will be modified (translation of texts etc.) with python ...
1
vote
1answer
238 views

Free Electrical CAD Software

I am looking for free Electrical CAD software that can help me develop wiring diagrams, and diagrams containing symbols for motors, relays, lights, breakers etc.. To the best of my knowledge, ...
1
vote
2answers
105 views

Linux software for simulating electric circuits

I'm looking for Linux software to simulate electric circuits. Basically software which I can give a circuit and ask it for currents, voltages, graphs and so... I'm using OrCAD on a windows virtual ...
1
vote
1answer
75 views

Creating Blueprints for Robocraft

Robocraft is a "build, drive, fight" game where the players engage in online battles in order to gain Robo Points (RP) and Tech Points (TP) to further advance their robotic vehicles. With Tech Points, ...
1
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1answer
13 views

Software to import stl file to walk around it in 3D?

I was wondering if there's any sort of software where you can import a .stl file and sort of walk around in it. I have a small house model exported as a .stl file and I kind of want to do just that. ...
1
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0answers
236 views

Is there a solution based on NodeJS for converting STEP files (.step, .stp) into STL (.stl) format?

Is there a solution based on NodeJS (or alternatively any javascript library) for converting STEP files (.step, .stp) into STL (.stl) format or any other WebGL-friendly format (.gltf, .obj, etc…) to ...
1
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0answers
67 views

I want to convert SVG to DWG is there any software / library which can help

I need to convert SVG images to CAD readable file DWG/DXF is there any software or library which can help. Budget and programming language is not an issue, though a .Net based product will be great.
1
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0answers
8 views

Free software to compare two 3D models

I'm looking for a piece of software for Windows or Linux that can compare how two 3D models differ. This must be lightweight piece of software, not part of a many-GBs software package and should ...
1
vote
1answer
39 views

Converting 3D printing CAD to Technical drawing

I designed some items that I currently 3D print and I plan on patenting, however I need to provide technical drawings in India ink or it's equivalent. Is there anything that will convert from ...
1
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0answers
40 views

Water tank & pipe flow simulation software

I am looking for a tool that can help me simulate the water flow from two water tanks located at different levels. This is in relation with house construction and I would prefer to give priority to ...
1
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0answers
54 views

Creation of an interactive STL file editor

I want to create a software that import, edit and export ASCII STL files (CAD file). Let me explain what I need and so what I mean as editing an STL file. I want to use an example. Consider the ...
1
vote
1answer
398 views

Line-based 3D modeler (alternative to Sketchup)

I have seen plenty of parametric 3D CAD applications, like freecad and Autodesk, but only one that is line-based (Sketchup) and thus can easily edit STL files. Are there any other line-based 3D ...
1
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0answers
12 views

Software to make blueprints from SketchUp Make (not Pro?)

Is anyone familiar with software that will take a SketchUp model and allow you to create blueprint files from it (2D floor plans)? SketchUp Pro includes LayOut which does this. However, it's $700. ...
1
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0answers
22 views

Joining curve surfaces

I had used Creo Parametric to simulate loading of a section of an airplane wing. Look at the pictures below. And there was a problem to join a skin to the frame of the wing in my assembly. Because ...
1
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0answers
29 views

Free CAD that allows to draw joined arcs

I am looking for a CAD that allows to draw joined arcs (circle segments) like one would draw a spline curve. There are several older CAM machine softwares that only take lines and arcs as input. So ...
1
vote
0answers
17 views

App or program to simulate a gear driven machine

I want to design a machine that uses gears, cams, etc. I am looking for a free Android app or Windows program that can simulate the design in motion. If the design is successful I want to build a ...
1
vote
0answers
150 views

Convert point cloud raw data into Solid Edge or Solid Works 3D models

We are looking for software that will convert point cloud raw data (from Faro scanners, for example) into a model that is compatible with Solid Edge or Solid Works, identifying planes (faces) etc.