Our initial efforts were successful - the CDR/CMX Explorer application is workable. It allows parsing cdr/cmx file chunks. Just a hacking tool. The sources can be found in our SourceForge SVN (cdr_parser subproject):
This tool is multiplatform and fully written on Python. It can works as under Unix and Win32. Preview works for all types of cdr and cmx files. The results wil be presented on LGM 2007.
Unfortunately, there is no CMX specification. We know, this specification and CMX SDK were shared by Corel, but now it is unaccessible on Corel ftp. This one: