is a powerful 2D/3D CAD program that is distributed Freeware (free) from STS for professional use, complete with a library of more than 200 symbols frequently used in the architectural drawing, electric installments and in the creation of Safety projects (L. 626 and D.L. 494). Amongst the main characteristics of the program, lets remember: - 3D Navigator with the possibility of developing exceptional animation of the 3 dimensional model along any path defined as a polyline- Command to cancel the changes made at any time (multilevel UNDO) - Reading and Writing of files in DXF and DWG format- Management of Layers- Color print and B/N on plotter and printers managed by Windows - Creation of Metafile and BMP - Importing of raster files BMP, JPG and their georeferentiation in real coordinates - Commands for the measurement of the perimeters, area and angles with the explanations of the calculation. - Visual library of symbols always in line - Commands for the creation and modifications of graphic objects with WinCAD, the most common graphic elements can be drawn in 2D and 3D.