Open-source toolkit for radiation therapy research, an extension of 3D Slicer. Features include DICOM-RT import/export, dose volume histogram, dose accumulation, external beam planning (TPS), structure comparison and morphology, isodose line/surface generation, etc.
This workaround should be removed once ImSimQA updates its software.
See discussion here: https://discourse.slicer.org/t/application-of-deformation-field-not-doing-anything/13402/7