Many users remember the "Raptor" release of standard AutoCAD in 2009, which introduced the modern Ribbon interface. Official Ways to Download Previous Versions
: An official PDF from Autodesk covering the foundations of the 2009 platform, including 3D modeling and layout basics. AutoCAD Plant 3D 2009 Download
Released March 2008. This is a general drafting tool and does not include specialized plant modeling features. Many users remember the "Raptor" release of standard
While "AutoCAD 2009" was a significant release for the base platform, the specialized AutoCAD Plant 3D 2010 the specialized AutoCAD Plant 3D 2010