7 Standards

The following standards MUST be used in the development of any Building Block. Adhering to common standards as listed below promotes interoperability and facilitates efficient data transfer between Building Blocks.

7.1 Unicode

Used for encoding text https://en.wikipedia.org/wiki/Unicode

7.2 ISO8601/UTC

Used for dates and timestamps https://en.wikipedia.org/wiki/ISO_8601#Coordinated_Universal_Time_(UTC)

7.3 JSON

Used for exchanging data

7.4 JSON Schema

Used for specifying data models. Note that OpenAPI 3.1 has full support for JSON Schema http://json-schema.org/

7.5 REST

Used for implementing APIs

7.6 OpenAPI 3.1 (AKA Swagger)

Used for specifying and documenting APIs. https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.1.0.md Note that OpenAPI 3.1 supports inline JSONSchema for model definitions

7.7 Docker/Docker Compose/OCI Containers

Used for packaging building block components for deployment https://en.wikipedia.org/wiki/Docker_(software) https://www.docker.com/resources/what-container

7.8 QR code

Must be generated with the ISO/IEC 18004:2015 standard

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