DICOM Runner is a DICOM viewer, which runs in a web browser without installation. It is used for presenting medical images recorded on CD/DVDs or other portable media. It is distinguished by its ease of use and speed, bringing benefits to both doctors and patients. The applied web technologies allow for convenient use of the browser in various workplaces, with no need for installation. It can be integrated with other hospital systems, ensuring a quick view of radiological tests via RIS, HIS or PACS systems.