What are the different types of CAD? Computer-aided design, or CAD, began in the late 1960s and early in the 1970s and was developed internally by big aerospace and car companies ...

CAD can refer to any use of computers to help the design process, but there are two main types: 2D CAD and 3D CAD. CAD is used to create, modify, test and analyse or optimise design in a wide ...