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Orthanc is free and open-source software. Its source code is freely available to the benefit of hospitals and researchers.

 

Mailing List

To be warned after each new release of Orthanc, please follow the Orthanc Users discussion group.

Licensing

Orthanc is primarily developed at the CHU of Liège (Belgium), in the Department of Medical Physics, by Sébastien Jodogne. The source code is copyrighted by the CHU of Liège under the GPLv3 license, with the OpenSSL exception.

Please pay attention to the fact that Orthanc plugins may be released under a more restrictive license. In particular, the Web viewer, the PostgreSQL and the DICOMweb official plugins are licensed under the AGPL license.

If the GPL or the AGPL is too restrictive for your usage, you can buy a license exception from the company Osimis.

Citing Orthanc

We kindly ask scientific works and clinical studies that make use of Orthanc to cite Orthanc in their associated publications. Similarly, we ask open-source and closed-source products that make use of Orthanc to warn us about this use. You can cite our work using the following BibTeX entry:

@inproceedings{Jodogne:ISBI2013,
  author = {Jodogne, S. and Bernard, C. and Devillers, M. and Lenaerts, E. and Coucke, P.},
  title = {Orthanc -- {A} Lightweight, {REST}ful {DICOM} Server for Healthcare and Medical Research},
  booktitle={Biomedical Imaging ({ISBI}), {IEEE} 10th International Symposium on}, 
  year={2013}, 
  pages={190-193}, 
  ISSN={1945-7928},
  month=apr,
  url={http://orbi.ulg.ac.be/handle/2268/163949},
  address={San Francisco, {CA}, {USA}}
}

This paper is available for download on the institutional repository ORBi of the University of Liège.