We use Medicai to add imaging into the apps of our customers. They have an embeddable DICOM Viewer and a cloud PACS.
postDICOM - Free DICOM Viewer - postDICOM is a cloud-based DICOM Viewer and clinical documents viewer.
ARIA Oncology Information System - ARIA combines radiation, medical & surgical information into an oncology-specific EMR that allows you to manage the patient's journey.