It is usable, it is used as the internal openapi parser/validator by openapi-processor.

openapi-parser and validator

A OpenAPI 3.2, 3.1, 3.0 parser with validation and pluggable document reader & json/yaml converter.

• requires JDK 17+

• parse OpenAPI 3.2, 3.1 & 3.0

• validate OpenAPI 3.2, 3.1 & 3.0 (JSON schema validation, can follow $ref’s in the OpenAPI document)

  • JSON schema draft-4 validation of OpenAPI 3.0

  • JSON schema draft-2020-12 validation of OpenAPI 3.2, 3.1

• separate apis for OpenAPI 3.2, 3.1 & 3.0

• easily get resolved $ref object

• bundle and write (a single file) OpenAPI document

• apply overlay to (a bundled) OpenAPI document (experimental)

  • requires com.jayway.jsonpath:json-path:2.10.0 or newer

• minimal dependencies

• pluggable document reader

• pluggable json/yaml converter

• pluggable format validators (planned)

modules

openapi-parser

the OpenAPI parser.

openapi-parser-bom

A "bill of materials" POM for openapi-parser dependencies.

json-schema-validator

the JSON Schema validator used by the openapi-parser.

json-schema-validator-bom

A "bill of materials" POM for json-schema-validator dependencies.

io-jackson3

json/yaml Reader, Writer & Converter based on Jackson 3.

io-jackson

json/yaml Reader, Writer & Converter based on Jackson 2.

io-snakeyaml

yaml Reader, Writer & Converter based on snakeyaml.

io-interfaces

defines the interfaces for the pluggable document reader and json/yaml converter. Only needed for implementing additional reader or converter.