This format is used for data exchange in programs that work with vector graphics from Corel, and also for printing completed designs. It contains image data and also the metadata that describes it. In CMX it’s possible to store layers that can be independently edited. The format is recognized by Adobe Illustrator versions 6-8.
TCR is a ZVR based eBook file format that is used in some eBook readers. It is used to store a document. Although it is a proprietary file format from Calibre, TCR files can be viewed from several eBook reading software. It has better compression technique than palmDOC.