CVX is a vector graphics format used by ACD Canvas software tools. ACD Canvas is available ony for Windows since 2005. CVX format is the default image format used by the software since version 6 and later. CVX files are mostly used by professionals from such fields as Medicine or Geology.

CVX is a proprietary format used for storing binary data of technical illustrations, shapes, visualizations, and other graphical data. Software offered by ACD Systems supports more than 100 different CAD formats.