With this CAD application you edit or create drawings in the dxf file format. You can open, view and edit existing dxf files loss-free. No property of the dxf file will be lost or destroyed, because this program is based on the dxf file format and does not make a dxf import and export into an internal format. You can add lines, construction lines, rays, polylines, rectangles, polygons, arcs, circles, B-Spline curves, ellipses, dimension, text...