CDR format is a special graphic file format of CorelDRAW, a famous drawing software. Because CorelDRAW is a vector graphics drawing software, CDR can record the attributes, location and paging of files. However, it has poor compatibility and can be used in all CorelDraw applications, but other image editing software cannot open such files.

CDR file is a vector diagram file, which can be opened by Corel Draw and downloaded by Corel Draw software. Corel Draw is widely used in trademark design, logo making, model drawing, illustration drawing, typesetting and color separation output, and its functions can be roughly divided into two categories: drawing and typesetting.