openEHR logo
openEHR components

Base Models (BASE) Component - latest


Specification Description

openEHR Architecture Overview

"Read me first" document for the overall architecture. Provides a summary of the reference, archetype and service models, and describes global semantics.

Foundation Types

Specification of assumed, primitive and other foundation types required by all other openEHR specifications.

Base Types

Specification of basic openEHR and health informatics types used in other openEHR specifications.


The Resource specification defines a formal model of authoring and IP meta-data, language translation and annotations that can be used by classes defining any concrete type of authored resource, such as a document, archetype or template.

ISO 18308 Conformance Statement

Document describing conformance of openEHR architecture to ISO TS 18308, "Requirements for EHR Architectures".

Computable Expressions

Resource Description

source files / XMI

UML file for openEHR Base classes, as MagicDraw 19. Contains UML 2.5 standard XMI file.

Class Index