AutoCAD is a graphic design system used by advanced users and professionals. Otherwise known as Automated Computer-Aided Design, you can use this to create, modify, and optimize 2D and 3D models. It has specialized tool sets for creating floor plans, schematic diagrams, panel layouts, etc. It also includes a map with an advanced geographic information system to design topologies and aggregate spatial data. These features are suitable for advanced users, architects, mechanical engineers, and interior designers.