Products of CAD Systems Unlimited, Inc.

MassPlus 4.0 CAD Systems Unlimited, Inc. 


MassPlus is an engineering software application which calculates the area properties of any two-dimensional AutoCAD geometry. One common application is for analyzing steel section properties. MassPlus supports exported 2D profiles from 3D packages like SolidWorks, etc. New versions 2.3 and 4.0 are faster and supports the newer versions of AutoCAD.. Freeware download of MassPlus 4.0, size 6.45 Mb.


SlickViewPlus 5.0 CAD Systems Unlimited, Inc. 


Convert your scanned paper drawings to AutoCAD drawing format! -. Free download of SlickViewPlus 5.0, size 7.37 Mb.

Slick! ViewPlus for Windows 1.0 CAD Systems Unlimited, Inc. 


View AutoCAD drawings (dwg), Autodesk Mechanical drawings (.dwg), design web format (dwf), and drawing interchange files (dxf) files from R12 to 2010 and a wide variety of raster formats (tiff, jedmics, cals, png, jpg, etc),. Support for Inventor dwfs!. Free download of Slick! ViewPlus for Windows 1.0, size 6.61 Mb.

SlickPdfPlus 4.0 CAD Systems Unlimited, Inc. 


Convert AutoCAD drawings from thru AutoCad 2010 to PDF vector or PDF raster format and to a large number of raster formats including tiff, jpgs, bmp, cals, jedmics and more. Batch conversion of drawings supported. Option to convert only want is shown on the display to pdf raster and other raster formats.. Free download of SlickPdfPlus 4.0, size 6.75 Mb.