Open industry specifications, models
and software for e-health

openEHR Specifications

for an interoperable healthcare information platform

The openEHR specifications consist of information models for healthcare data, including the EHR (how to record clinical observations?) and demographics (parties, roles and relationships), a portable query language (AQL), the archetype formalism (adopted by ISO 13606-2:2019) for expressing domain content, the CDS Guidelines and Care Pathways, and an open API specification.

openEHR Primer


The openEHR Specifications Program manages and maintains specifications and their computable expressions.

Release baseline Development baseline

Architecture Overview

Global description of openEHR design principles and architecture

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Archetype Technology

Business case for archetyping; overview of archetype specifications

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CDS & Guidelines

Overview of design approach and specifications for CDS, guidelines and care pathways

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