What Does Commerce XML (cXML) Mean?
Techopedia Explains Commerce XML (cXML)
The first version of cXML was version 0.91 created in May 1999. Led by Ariba Technologies, more than 40 companies including Hewlett-Packard and Microsoft, collaborated to produce cXML. The cXML Protocol is a free download along with its document type definition (DTD). It may be used without restrictions other than publishing any modifications and naming the new protocol.