Is an AutoCAD Industry compatible 2D/3D CAD application that works with AutoCAD Drawing files, from AutoCAD 2.5 through AutoCAD 2008.Users who register on this site can download the IntelliCAD Bonus Pak, a collection of AutoLISP routines, IntelliCAD fonts, IntelliCAD hatch patterns, IntelliCAD Block Libraries, IntelliCAD Linetypes, etc contributed by AutoCAD/IntelliCAD software developers over the history of PC CAD.Based on IntelliCAD 6.4 this product does not include ACIS Solid Modeling, Visual Basic, Raster Image support, PDF Import, and many other features inluded with progeCAD Professional. Edit your AutoCAD 2008 drawings. Now is supporting Windows Vista!