<P> The native file format of AutoCAD is . dwg . This and, to a lesser extent, its interchange file format DXF, have become de facto, if proprietary, standards for CAD data interoperability, particularly for 2D drawing exchange . AutoCAD has included support for . dwf, a format developed and promoted by Autodesk, for publishing CAD data . </P> <P> Autodesk's logo and, respectively, AutoCAD icons have changed for several versions through the years . </P> <Table> <Tr> <Th> Official name </Th> <Th> Version </Th> <Th> DWG <P> tag </P> </Th> <Th> Release </Th> <Th> OS <P> support </P> </Th> <Th> Date of release </Th> <Th> Comments </Th> </Tr> <Tr> <Td> AutoCAD Version 1.0 </Td> <Td> 1.0 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> 1982, December </Td> <Td> DWG R1. 0 file format </Td> </Tr> <Tr> <Td> AutoCAD Version 1.2 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> 1983, April </Td> <Td> DWG R1. 2 file format </Td> </Tr> <Tr> <Td> AutoCAD Version 1.3 </Td> <Td> 1.3 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> 1983, August </Td> <Td> DWG R1. 3 file format </Td> </Tr> <Tr> <Td> AutoCAD Version 1.4 </Td> <Td> 1.4 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> 1983, October </Td> <Td> DWG R1. 4 file format </Td> </Tr> <Tr> <Td> AutoCAD Version 2.0 </Td> <Td> 2.0 </Td> <Td> </Td> <Td> 5 </Td> <Td> </Td> <Td> 1984, October </Td> <Td> DWG R2. 05 file format </Td> </Tr> <Tr> <Td> AutoCAD Version 2.1 </Td> <Td> 2.1 </Td> <Td> </Td> <Td> 6 </Td> <Td> </Td> <Td> 1985, May </Td> <Td> DWG R2. 1 file format </Td> </Tr> <Tr> <Td> AutoCAD Version 2.5 </Td> <Td> 2.5 </Td> <Td> </Td> <Td> 7 </Td> <Td> </Td> <Td> 1986, June </Td> <Td> DWG R2. 5 file format </Td> </Tr> <Tr> <Td> AutoCAD Version 2.6 </Td> <Td> 2.6 </Td> <Td> </Td> <Td> 8 </Td> <Td> </Td> <Td> 1987, April </Td> <Td> DWG R2. 6 file format . Last version to run without a math co-processor . </Td> </Tr> <Tr> <Td> AutoCAD Release 9 </Td> <Td> 9.0 </Td> <Td> </Td> <Td> 9 </Td> <Td> </Td> <Td> 1987, September </Td> <Td> DWG R9 file format </Td> </Tr> <Tr> <Td> AutoCAD Release 10 </Td> <Td> 10.0 </Td> <Td> </Td> <Td> 10 </Td> <Td> </Td> <Td> 1988, October </Td> <Td> DWG R10 file format </Td> </Tr> <Tr> <Td> AutoCAD Release 11 </Td> <Td> 11.0 </Td> <Td> </Td> <Td> 11 </Td> <Td> </Td> <Td> 1990, October </Td> <Td> DWG R11 file format </Td> </Tr> <Tr> <Td> AutoCAD Release 12 </Td> <Td> 12.0 </Td> <Td> </Td> <Td> 12 </Td> <Td> </Td> <Td> 1992, June </Td> <Td> DWG R11 / R12 file format . Last release for Apple Macintosh till 2010 . </Td> </Tr> <Tr> <Td> AutoCAD Release 13 </Td> <Td> 13.0 </Td> <Td> </Td> <Td> 13 </Td> <Td> </Td> <Td> 1994, November </Td> <Td> DWG R13 file format . Last release for Unix, MS - DOS and Windows 3.11 . </Td> </Tr> <Tr> <Td> AutoCAD Release 14 </Td> <Td> 14.0 </Td> <Td> </Td> <Td> 14 </Td> <Td> </Td> <Td> 1997, February </Td> <Td> DWG R14 file format </Td> </Tr> <Tr> <Td> AutoCAD 2000 </Td> <Td> 15.0 </Td> <Td> AC1015 </Td> <Td> 15 </Td> <Td> </Td> <Td> 1999, March </Td> <Td> DWG 2000 file format . Multi-Document Interface . </Td> </Tr> <Tr> <Td> AutoCAD 2000i </Td> <Td> 15.1 </Td> <Td> 16 </Td> <Td> </Td> <Td> 2000, July </Td> <Td> </Td> </Tr> <Tr> <Td> AutoCAD 2002 </Td> <Td> 15.2 </Td> <Td> 17 </Td> <Td> </Td> <Td> 2001, June </Td> <Td> </Td> </Tr> <Tr> <Td> AutoCAD 2004 </Td> <Td> 16.0 </Td> <Td> AC1018 </Td> <Td> 18 </Td> <Td> </Td> <Td> 2003, March </Td> <Td> DWG 2004 file format </Td> </Tr> <Tr> <Td> AutoCAD 2005 </Td> <Td> 16.1 </Td> <Td> 19 </Td> <Td> </Td> <Td> 2004, March </Td> <Td> </Td> </Tr> <Tr> <Td> AutoCAD 2006 </Td> <Td> 16.2 </Td> <Td> 20 </Td> <Td> </Td> <Td> 2005, March </Td> <Td> Dynamic Block </Td> </Tr> <Tr> <Td> AutoCAD 2007 </Td> <Td> 17.0 </Td> <Td> AC1021 </Td> <Td> 21 </Td> <Td> </Td> <Td> 2006, March </Td> <Td> DWG 2007 file format </Td> </Tr> <Tr> <Td> AutoCAD 2008 </Td> <Td> 17.1 </Td> <Td> 22 </Td> <Td> </Td> <Td> 2007, March </Td> <Td> Annotative objects introduced . AutoCAD 2008 and higher (including AutoCAD LT) can directly import and underlay DGN V8 files . </Td> </Tr> <Tr> <Td> AutoCAD 2009 </Td> <Td> 17.2 </Td> <Td> 23 </Td> <Td> </Td> <Td> 2008, March </Td> <Td> Revisions to the user interface including the option of a tabbed ribbon </Td> </Tr> <Tr> <Td> AutoCAD 2010 </Td> <Td> 18.0 </Td> <Td> AC1024 </Td> <Td> 24 </Td> <Td> Windows XP <P> Windows Vista </P> <P> Windows 7 </P> </Td> <Td> 2009, March 24 </Td> <Td> DWG 2010 file format introduced . Parametrics introduced . Mesh 3D solid modeling introduced . PDF underlays . Both 32 - bit and 64 - bit versions of AutoCAD 2010 and AutoCAD LT 2010 are compatible with and supported under Microsoft Windows 7 . </Td> </Tr> <Tr> <Td> AutoCAD 2011 </Td> <Td> 18.1 </Td> <Td> 25 </Td> <Td> 2010, March 25 </Td> <Td> Surface modeling, surface analysis and object transparency introduced . October 15, 2010 AutoCAD 2011 for Mac was released . Are compatible with and supported under Microsoft Windows 7 </Td> </Tr> <Tr> <Td> AutoCAD 2012 </Td> <Td> 18.2 </Td> <Td> 26 </Td> <Td> 2011, March 22 </Td> <Td> Associative array, model documentation, DGN editing . Support for complex line types in DGN files is improved in AutoCAD 2012 . </Td> </Tr> <Tr> <Td> AutoCAD 2013 </Td> <Td> 19.0 </Td> <Td> AC1027 </Td> <Td> 27 </Td> <Td> Windows XP Vista <P> Windows 7 </P> <P> Windows 8 </P> </Td> <Td> 2012, March 27 </Td> <Td> DWG 2013 file format (AC1027) </Td> </Tr> <Tr> <Td> AutoCAD 2014 </Td> <Td> 19.1 </Td> <Td> 28 </Td> <Td> 2013, March 26 </Td> <Td> File tabs, design feed, reality capture, Autodesk live maps </Td> </Tr> <Tr> <Td> AutoCAD 2015 </Td> <Td> 20.0 </Td> <Td> 29 </Td> <Td> Windows 7 <P> Windows 8 </P> <P> Windows 8.1 </P> </Td> <Td> 2014, March 27 </Td> <Td> Line smoothing (anti-aliasing), Windows 8.1 support added, dropped Windows XP support (incl . compatibility mode) </Td> </Tr> <Tr> <Td> AutoCAD 2016 </Td> <Td> 20.1 </Td> <Td> 30 </Td> <Td> Windows 7 SP1 <P> Windows 8.1 </P> <P> Windows 10 </P> </Td> <Td> 2015, March 23 </Td> <Td> More comprehensive canvas, richer design context, and intelligent new tools such as smart dimensioning, coordination model, and enhanced PDFs </Td> </Tr> <Tr> <Td> AutoCAD 2017 </Td> <Td> 21.0 </Td> <Td> 31 </Td> <Td> 2016, March 21 </Td> <Td> PDF import, associative center marks, and centerlines, DirectX 11 graphics </Td> </Tr> <Tr> <Td> AutoCAD 2018 </Td> <Td> 22.0 </Td> <Td> AC1032 </Td> <Td> 32 </Td> <Td> 2017, March 21 </Td> <Td> DWG 2018 file format and Mac </Td> </Tr> <Tr> <Td> AutoCAD 2019 </Td> <Td> 23.0 </Td> <Td> 33 </Td> <Td> 2018, March 22 </Td> <Td> Shared Views, DWG Compare, Save To AutoCAD Web & Mobile </Td> </Tr> </Table> <Tr> <Th> Official name </Th> <Th> Version </Th> <Th> DWG <P> tag </P> </Th> <Th> Release </Th> <Th> OS <P> support </P> </Th> <Th> Date of release </Th> <Th> Comments </Th> </Tr>

Which is the latest version of autocad software