@types/xml-name-validator provides TypeScript definitions for the xml-name-validator package. This package validates strings to ensure they conform to the XML naming rules. Proper XML naming is crucial for data interoperability and parsing. Using these TypeScript definitions enables static type checking and autocompletion when working with the xml-name-validator in TypeScript projects, improving code quality and preventing runtime errors related to invalid XML names. These definitions enhance the developer experience and maintainability.