Horos - A free, open source 64-bit DICOM medical image viewer
Weasis - Weasis is a multipurpose standalone and web-based DICOM viewer.
RadiAnt DICOM Viewer - PACS-DICOM Viewer. RadiAnt is a PACS-DICOM viewer for medical images designed to provide you with a unique experience.
3D Slicer - Slicer is a community platform created for the purpose of subject specific image analysis and...
AMIDE - AMIDE: a Medical Image Data Analysis Tool
PowerDicom - “All-in-one“ Application for DICOM Files