Linux has many 3D graphic designs applications. One of the easiest to use is SweetHome3D. This is a Java-based program that is cross-platform. This means you can run it on any system that supports IcedTea/OpenJDK or Java Runtime (by Oracle). SweetHome3D is not a general auto-CAD application. Instead, it contains ready-made furniture and various items that are used to furnish and design a house. Graphic designers can design objects in Blender and then import the objects via many file formats. In SweetHome3D, a graphic designer can design a room or a complete house and take pictures of the interior to make wallpapers for desktops of images for numerous purposes.