API Reference > ecschema-metadata ecschema-metadata Change Log The ecschema-metadata package contains classes for working with ECSchemas that can be used in both frontend and backend. Topics Name Description Metadata Definitions of classes and interfaces that represent all EC elements. Utils A set of utility classes used throughout the package. Comparison Context Diagnostic SchemaGraph SchemaPartVisitorDelegate Validation XmlSerializationUtils All Displays the contents of all topics in this package. Last Updated: 25 June, 2021