to anonymize a file:
python dcm_anon.py path/to/input_dicom_file path/to/output_dicom_file
to anonymize all dicom files in a folder recursively:
python dcm_anon.py input_dir output_dir
dcm_anon.py follows the BASIC APPLICATION LEVEL CONFIDENTIALITY PROFILE:http://dicom.nema.org/Dicom/supps/sup55_03.pdf
The source code for the site is licensed under the MIT license, which you can find in the MIT-LICENSE.txt file.