CGR file format is used for editing purposes by CAD/CAM/FEM software developed by CATIA. Adobe Acrobat Pro offers option to embed this type of files in PDF documents. CATIA software is used by many well-known design companies, such as Airbus or Cessna.

Simple file structure of CGR format effects in short data load times. The format allows only storing of geometrical data, so no complicated object relations data or models are supported.