Horos Software Jun 2026

is a free, open-source medical imaging software for macOS that allows users to view, analyze, and manipulate DICOM images from modalities like MRI, CT, and ultrasound. It is widely used in the medical community, particularly for surgical planning and research, because it offers 64-bit performance without the limitations found in free versions of similar software. Key Capabilities Planning and Sizing with OsiriX/Horos - IntechOpen

Horos is frequently cited in medical literature for its versatility in complex case management: Video Case Series of Postoperative Tumor Analyses - PMC horos software

As an open-source project, users often collaborate on GitHub to solve technical hurdles, such as uploading DICOM files on Mac. is a free, open-source medical imaging software for

For small clinics or individual practitioners who cannot afford a full PACS workstation, Horos provides diagnostic-quality tools. Its smooth scrolling, zooming, and window/level adjustments rival commercial software. For small clinics or individual practitioners who cannot

(Optional) Configure DICOM nodes to connect to your hospital or lab PACS.

Horos supports a plugin architecture, allowing users to extend functionality—such as automated tumor tracking, radiomics, or export to 3D printing formats.