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IDTA-01001 - Metamodel of the Asset Administration Shell

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This repository contains the specification of the metamodel of the Asset Administration Shell (AAS) including the normative schemas of the serializations, the rules applied to create them, how the specification is mapped into the serializations, and examples of how to use the schemas.

Industrial Digital Twin Association (IDTA)

Governance of the specification is done in the working group Open Technology of the IDTA

The specification number is: IDTA-01001

Schemas

The schemas of the Asset Administration Shell for JSON, RDF and XML as well as a XMI and YAML representation of the metmodel are provided in the respective directories. These schemas are derived from the document series, part 1, "Specification Asset Administration Shell" published by the IDTA.

JSON

The JSON schema, mapping rules and examples are available at schemas/json/.

RDF

The RDF data model, mapping rules and examples are available at schemas/rdf/.

XML

The XML schema, mapping rules and examples are available at schemas/xml/.

XMI

The XMI file for the UML metamodel is available at schemas/xmi/.

Releases

The following versioning scheme is applied: 'V<major>.<minor>.<patch>'. Major versions indicate breaking changes while minor updates are backward compatible. The patch position is increased whenever bugfixes need to be applied. The following release contains the latest version of the AAS schemas (see also the releases section of this repository):

  • IDTA-01001-3.0.1, Schemas 3.0.8 is the corresponding release for the V3.0 version of the AAS metamodel, containing the normative schemas for the published document IDTA-01001-3-0-1 "Specification of the Asset Administration Shell: Part 1 Metamodel - Version 3.0.1", including a number of bugfixes in the schema files. Use this release if you want to work with the latest specified AAS version.

Previous releases (deprecated by IDTA-01001-3.0.1, Schemas 3.0.8):

  • 3.0.7 is the release for the V3.0 version of the AAS metamodel as published in April 2023, containing the normative schemas for the published document "Part 1: Specification of the Asset Administration Shell: Metamodel" Version 3.0". Note that IDTA-01001-3.0.1, Schemas 3.0.8 fixes a number of known bugs in this version.
  • 3.0.6 is the release for the V3.0 version of the AAS metamodel as published in April 2023, containing the normative schemas for the published document "Part 1: Specification of the Asset Administration Shell: Metamodel - Version 3.0". Note that 3.0.7 fixes a number of known bugs in this version.
  • 3.0.5RC02 is the corresponding release for the V3.0RC02 version of the AAS metamodel, containing the normative schemas for the published document "Part 1: Details of the Asset Administration Shell - The exchange of information between partners in the value chain of Industrie 4.0 - Version 3.0RC02". No additional bugfix or patch releases for the metamodel version V3.0RC02 shall be expected.
  • 3.0.4RC01 is the final release for the V3.0RC01 version of the AAS metamodel, containing the normative schemas for the published document "Part 1: Details of the Asset Administration Shell - The exchange of information between partners in the value chain of Industrie 4.0 - Version 3.0RC01". No additional bugfix or patch releases for the metamodel version V3.0RC01 shall be expected.
  • 3.0.3RC01 is a pre-release of the schemas for the published document "Part 1: Details of the Asset Administration Shell - The exchange of information between partners in the value chain of Industrie 4.0 - Version 3.0RC01" that solves several typos and bugs of 3.0.2.RC01
  • 3.0.2.RC01 is a pre-release of the schemas for the published document "Part 1: Details of the Asset Administration Shell - The exchange of information between partners in the value chain of Industrie 4.0 - Version 3.0RC01" that solves several typos and bugs of 3.0.1.RC01
  • 3.0.1.RC01 is a pre-release of the schemas for the published document "Part 1: Details of the Asset Administration Shell - The exchange of information between partners in the value chain of Industrie 4.0 - Version 3.0RC01" that solves a bug in the JSON schema of 3.0.RC01
  • 3.0.RC01 is a pre-release containing the schemes as contained by the document 'Details of the Asset Administration Shell - Part 1 - Version 3.0.RC01' download

Contributing

Feature requests, reports about inconsistencies, mistakes etc. are highly welcome! Please submit a new issue.

If you want to contribute, see CONTRIBUTING.md.

License

This work is licensed under a Creative Commons Attribution 4.0 International License.

The implementation is based on the specifications of the Asset Administration Shell, series IDTA-0100x of the IDTA.

In previous release the specifications were named "Details of the Asset Administration Shell" and published on https://www.plattform-i40.de and https://industrialdigitaltwin.org/en/.

The specifications themselves are also published under a Creative Commons Attribution 4.0 International License.