Overview (start here)
OpenCDS Overview
Although this slide is from 2012, it still represents a useful overview of the core OpenCDS functionality... Other features have been added, including HL7 FHIR® support, input and output plugins, and alternatives configurations for Knowledge Modules (KMs) and Concept Mappings.
Download: HL7 DSS and vMR Standards and OpenCDS Open-Source Implementation - David Shields
OpenCDS Data Flow Diagram
click image below to view...