openapi-processor-base target framework independent code of openapi-processor. modules openapi-processor-core re-usable core of the openapi-processors that generates java code. It reads the OpenAPI yaml, converts it to an internal model and provides writers to generate java code. openapi-processor-core-parser-api openapi parser abstraction used by openapi-processor-core openapi-processor-core-parser-swagger swagger parser implementation of parser api openapi-processor-core-parser-openapi4j (deprecated) openapi4j parser implementation of parser api openapi-processor-test re-usable code for running integration tests of an openapi-processor-x.