AutoCAD Release History

AutoCAD Release History

This unofficial AutoCAD history site is a service to fellow users and trivia aficionados.

This site includes detailed command and system variables that have changed with each release and even some screen shots of old release material.

• AutoCAD 2009 (Release 23)
• AutoCAD 2008 (Release 22)
• AutoCAD 2007 (Release 21)
• AutoCAD 2006 (Release 20)
• AutoCAD 2005 (Release 19)
• AutoCAD 2004 (Release 18)
• AutoCAD 2002 (Release 17)
• AutoCAD 2000i (Release 16)
• AutoCAD 2000 (Release 15)
• AutoCAD Release 14
• AutoCAD Release 13
• AutoCAD Release 12
• AutoCAD Release 11
• AutoCAD Release 10
• AutoCAD Release 9
• AutoCAD Version 2.6 (Release 8)
• AutoCAD Version 2.5 (Release 7)
• AutoCAD Version 2.1 (Release 6)
• AutoCAD Version 2.0 (Release 5)
• AutoCAD Version 1.4 (Release 4)
• AutoCAD Version 1.3 (Release 3)
• AutoCAD Version 1.2 (Release 2)
• AutoCAD Version 1.0 (Release 1)

AutoCAD DWG Version History by Release for the past 25+ years
The first six bytes of a DWG file identify its version. In a DXF file, the AutoCAD version number is specified in the header section. The DXF system variable is $ACADVER.

AC1021	AutoCAD 2007/2008/2009
AC1018	AutoCAD 2004/2005/2006
AC1015	AutoCAD 2000/2000i/2002
AC1014	Release 14
AC1012	Release 13
AC1009	Release 11/12
AC1006	Release 10
AC1004	Release 9
AC1003	Version 2.60
AC1002	Version 2.50
AC1001	Version 2.22
AC2.22	Version 2.22
AC2.21	Version 2.21
AC2.10	Version 2.10
AC1.50	Version 2.05
AC1.40	Version 1.40
AC1.2	Version 1.2
MC0.0	Version 1.0

AutoCAD 2009 can read DWG files back from AutoCAD version 2.0 released in 1984.

Comments

[SMB]

Hi,

that's very interesting. Greetings fron Germany.

SMB