Category: Multimedia & Design / Digital Media Editors Publisher: SIGGRAPH, License: Freeware, Price: USD $0.00, File Size: 43.2 KB Platform: Windows. Dxf CNC Graphic Optimizer optimize polyline graphics, logos, Clip Art graphics and other 2D- Dxf graphics for CNC - machines. The program eliminates errors, improves the appearance and reduces the processing time. Graphics which consist of thousands of very small lines are transformed into arcs or longer lines.