Makhaon dicom dump allows validating, analyzing, editing and viewing DICOM and dicomdir files. All standard tags (under standard DICOM 2014c) and their VR are supported. Correctly parse tags with VM (Value Multiplicity). Can validate, add, change, delete any tag; can show and change a file preamble. The tag designer and file anonymization is realized. Allow viewing loaded file or its first frame. The program make a log while parse DICOM file