Who Invented CAD Software?

Do you know who invented CAD software and how they developed them, So if you are a student or professionals and you are learning CAD software then you must know about it?
CAD software is trending in the field of design engineering nowadays. CAD software like AutoCAD, Solidworks, CATIA, Creo, Revit, ANSYS is getting more popular in the digital world, so we also need to know who are the creators of this software.
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List of CAD software and their inventors,


  • Initial Release: 1982 (formed by Interact CAD in 1977)
  • Invented by: Jhon Walker and 12 other programmers who worked with AutoDesk
  • Current Company Name: AutoDesk


  • Initial Release: 1995
  • Invented by: SolidWorks is founded by Jon Hirschtick to make that process easier. He also recruited a team of engineers in 1993 to build a company that developed 3D CAD software that was easy to use.
  • Current Company Name: Dassault Systemes


  • Initial Release: 1977
  • Full-Form of CATIA: computer-aided three-dimensional interactive application
  • Invented by:  Avions Marcel Dassault 
  • Current Company Name: Dassault Aviation
  • CATIA was initially used for designing of Mirage Jet Fighter


  • Initial Release: 1987 (Formally known as ProE)
  • Invented by: PTC
  • Current Company Name: PTC
  • Initially released by name of ProE but rebranded in 2010 by name of CreO


  • Initial Release: 1972 (United Computing, Inc. releases UNIAPT, one of the world’s first end-user CAM products)
  • Invented by: United Computing, Inc.
  • Current Company Name: Siemens PLM Software
  • NX, formerly known as “Unigraphics”, is an advanced high-end CAD/CAM/CAE, which has been owned since 2007 by Siemens PLM Software.

Revit (Architecture & MEP)

  • Initial Release: 1997
  • Invented by: Charles River Software,
  • Current Company Name: AutoDesk
  • Initially, the software was developed by Charles River Software, founded in 1997, but renamed Revit Technology Corporation in 2000, and acquired by Autodesk in 2002.


  • Initial Release: 1997
  • Invented by:Research Engineers
  • Current Company Name: Bentley Systems
  • Initially developed by Research Engineers International in 1997. and in 2005, it was bought by Bentley Systems


  • Initial Release: 1970
  • Invented by: John Swanson
  • Current Company Name: ANSYS Inc.
  • Ansys, Inc. is an American company based in Canonsburg, Pennsylvania. It develops multiphysics engineering simulation software for product design, testing, and operation and offers its products and services to customers worldwide.


  • Initial Release: 1996
  • Invented by: James R Scapa, George Christ, and Mark Kistner
  • Current Company Name: Altair Engineering Inc

3Ds Max


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