API Reference > ecschema-metadata ecschema-metadata Change Log The ecschema-metadata package contains classes for working with, validating, and editing ECSchemas that can be used in both frontend and backend. Topics Name Description Metadata Definitions of classes and interfaces that represent all EC elements. Validation Set of classes used to perform validation on ECSchemas. Comparison Set of classes to enable comparison of ECSchemas. Utils A set of utility classes used throughout the package. Context Diagnostic Editing SchemaPartVisitorDelegate XmlSerializationUtils All Displays the contents of all topics in this package. Last Updated: 14 October, 2020