Schema Annotations for Linked Avro Data (SALAD)

 Salad is a schema language for describing JSON or YAML structured linked data
 documents. Salad is based originally on JSON-LD and the Apache Avro data
 serialization system.
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 Salad schema describes rules for preprocessing, structural validation, and
 link checking for documents described by a Salad schema. Salad features for
 rich data modeling such as inheritance, template specialization, object
 identifiers, object references, documentation generation, and transformation
 to RDF. Salad provides a bridge between document and record oriented data
 modeling and the Semantic Web.