File with a .CDD extension contains a drawing, a concept draft of different types of business data – diagrams, schemes, rapports, and also it may contain code of a script enabling to manipulate objects stored in the ConceptDraw Basic language. CDD diagrams can be of different type: concept diagrams, nets, technical drawing, business processes.

CDD files are utilised by the PRO version of the ConceptDraw software, but they can be exported into more popular formats – VSD, VDX, PDF. Application is used to create business drawings and to automatize repeating tasks. It can be encountered in several versions: Office, MINDMAP, PRO and PROJECT.