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An XML well-formedness checker is a tool that verifies if an XML document adheres to the basic structural rules of XML. This includes elements having properly closed tags, following a nesting hierarchy, and containing valid characters. A well-formed document ensures it can be processed by any XML parser, but doesn't necessarily guarantee that it meets specific data requirements.
Several structured document tools offer an XML-well formedness checker including:
For an in-depth analysis of features and price, visit our structured document tools comparison.