OpenRadView

OpenRadView is a free, open-source DICOM viewer that runs locally on computers to explore CT, MRI, and X-ray images.

OpenRadView is a free, open-source medical image viewer designed for personal education and research. It runs locally on your computer to open and explore CT, MRI, and X-ray images without requiring accounts or cloud uploads. The app supports DICOM, NIfTI-1/2, and ZIP archives, handling multi-gigabyte studies directly on your hardware. Users can adjust grayscale contrast, view linked multi-planar reformats, explore 3D and maximum intensity projections, and take physical measurements. It also offers an optional MCP connection to let external AI agents view permitted scans.

OpenRadView at a glance

Best for: Researcher
Runs on: Web, macOS, Windows, Linux, self-hosted, open source
Pricing: Free
Released: October 2026
Category: AI research tool
Website: openradview.com

Key features

View local DICOM, NIfTI, and ZIP medical archives
Adjust window and level grayscale contrast
Explore linked axial, coronal, and sagittal planes
Generate 3D and maximum intensity projections
Measure distances and angles on known geometries
Connect optional AI agents via local MCP servers

Use it for

Exploring personal CT, MRI, and X-ray scans locally
Learning how contrast settings change medical images
Understanding how image slices form volumes and planes

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