ProgeCAD boasts the intuitive Classic/Ribbon Interface with familiar commands and perpetual licensing solutions. Used by professionals from a wide range of industries such as mechanical, construction, infrastructure, architectural, design, geotechnical, etc., progeCAD Professional is an affordable and powerful 2D/3D DWG/DXF CAD software that reads and writes DWG/DXF drawing files versions 2.5 through the latest and is fully compatible with Windows OS.