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


Support Orthanc! Developing and maintaining the Orthanc ecosystem requires much work. We would be extremely grateful if you could consider buying support packs or custom developments from our commercial partner Osimis to help us sustain our effort in the long term.

Orthanc for Microsoft Windows

Orthanc builds and runs fine under Microsoft Windows. The documentation to compile Orthanc by yourself is provided inside the source distribution of Orthanc. Furthermore, Windows installers are provided courtesy of Osimis.

Build instructions »

Downloads by Osimis »