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2. .dwg - Wikipedia

   en.wikipedia.org/wiki/.dwg

   DWG (from drawing) is a proprietary [3] binary file format used for storing two- and three- dimensional design data and metadata. It is the native format for several CAD packages including DraftSight, AutoCAD, ZWCAD, IntelliCAD (and its variants), Caddie and Open Design Alliance compliant applications.

3. AutoCAD version history - Wikipedia

   en.wikipedia.org/wiki/AutoCAD_version_history

   AutoCAD version history. AutoCAD is a commercial computer-aided design (CAD) and drafting software application by Autodesk. The first release of the software started with version 1.0 in December 1982. [1] The software has been continuously updated since its initial release. AutoCAD opens documents with DWG compatibility as a "DWG file format ...

4. FreeCAD - Wikipedia

   en.wikipedia.org/wiki/FreeCAD

   FreeCAD's support for the proprietary DWG file format has been problematic due to software license compatibility problems with the GNU LibreDWG library. The GNU LibreDWG library started as a real free alternative to the source-available OpenDWG library (later Teigha Converter and now ODA File Converter) and is licensed under the GPLv3.

5. History of CAD software - Wikipedia

   en.wikipedia.org/wiki/History_of_CAD_software

   3D rendering of spoons in CAD software. In 1981, the key products were the solid modeling packages—Romulus (ShapeData) and Uni-Solid (Unigraphics) based on PADL-2—and the surface modeler CATIA (Dassault Systemes). Autodesk was founded in 1982 by John Walker, which led to the two-dimensional system AutoCAD.

6. Comparison of raster-to-vector conversion software - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_raster-to...

   Free GPL-2.0-or-later: Cross-platform, Windows and POSIX: Scan2CAD: Avia Systems 1997 2022 (version 10.4.13) $49–$149 per month Proprietary: Windows, macOS WinTopo Freeware SoftSoft Ltd. 1999 2015 (version 1.76) Freeware Free to use for any purpose, including commercial purposes: Proprietary: Windows WinTopo Pro SoftSoft Ltd. 2000 2015 ...

7. MATLAB - Wikipedia

   en.wikipedia.org/wiki/MATLAB

   MATLAB (an abbreviation of "MATrix LABoratory" [22]) is a proprietary multi-paradigm programming language and numeric computing environment developed by MathWorks.MATLAB allows matrix manipulations, plotting of functions and data, implementation of algorithms, creation of user interfaces, and interfacing with programs written in other languages.