The following command-line tools are shipped with Chameleon:

• msgtransform and msgdiff, which enable you to verify that your mapping logic is correctly configured, and are helpful for regression testing;
• msgxml, which allows you to use Chameleon's HL7 to XML translation capability from the command line;
• vmd_tool, which converts VMD files to and from binary and XML format.

	Regression Testing Defined as the process of testing software that been modified to ensure that additional problems have not been introduced. Regression Test Tutorial To learn how to perform regression tests using msgtransform, see Performing Regression Tests Using msgtransform.