Dicom Image Reader: Free App to Read and View DICOM (dcm) Image File

Dicom Image Reader: Free App to Read and View DICOM (dcm) Image File

The Dicom Image Reader is an innovative, open-source medical image viewer, meticulously built using modern technologies such as JavaScript, HTML5, NodeJS, and the Electron framework.

This minimal yet powerful app is capable of loading and effectively manipulating data in DICOM format, a widely accepted standard in the medical imaging field. It offers an extensive array of features and tools that enhance the user’s ability to analyze and interpret medical images.

Among these tools are contrast adjustment, zooming, and dragging capabilities. These basic features allow users to zero in on specific areas of interest within an image and adjust their visualization according to their specific needs. The Dicom Image Reader also offers region drawing, a feature that lets users mark areas of interest directly on the image for further analysis or discussion.

Additionally, the Dicom Image Reader incorporates advanced imaging filters, such as threshold and sharpening. These tools provide users with the ability to refine the image details, making it easier to identify subtle details that might otherwise be overlooked.

The Dicom Image Reader leverages the power of the DWV JavaScript open-source library, a robust toolkit designed specifically for medical imaging. This library is widely recognized for its reliability and versatility, making it a perfect fit for the Dicom Image Reader's mission of providing user-friendly, high-quality, and reliable medical image viewing.

Key Features

  • Single file reader: only from your file system of your PC
  • Displacement and zoom of image
  • Possibility to use different filters for brightness, contrast, negative mode and other powerful features
  • Length measurements: You can draw lines, rectangles, circles and side dishes by fingers or with your mouse
  • Export dcm image as png and PDF formats
  • You can use classic print or Cloud Print saving your file on Google Drive as png format
  • Tags reader with advanced filters
  • Save tags of image as html format
  • You can write notes about dcm file and save it in various formats
  • Undo and redo buttons
  • Supporting touch screen
  • Additional Requirements: Windows 7 and later are supported, older operating systems are not supported (and do not work). Both x86 and amd64 (x64) binaries are provided for Windows. Please note, the ARM version of Windows is not supported for now


The app is released as an open-source under the GNU General Public License version 3.0 (GPLv3).

Resources & Downloads

DICOM Image Reader
Download DICOM Image Reader for free. A minimal Medical application to read and view DICOM (dcm) image file. Dicom Image Reader is opensource medical image viewer built with JavaScript, HTML5, NodeJS and Electron framework. It can load data in DICOM format (single image dcm) and provides standard tools for its manipulation such as contrast, zoom, drag, possibility to draw regions on top of the image and imaging filters such as threshold and sharpening.

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