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Validate, convert, compare, and inspect JSON, YAML, XML, CSV, and Spring Boot configuration with focused tools that are ready when you are.
All 14 tools are available from this page. Use the filters or search by task.
Check JSON syntax instantly and pinpoint invalid characters with readable line and column details.
Format & validateRemove whitespace and line breaks from valid JSON and compare the exact size reduction.
Format & validateConvert JSON objects and arrays into readable XML with safe escaping and consistent nesting.
ConvertTurn JSON into clean, indentation-based YAML for configuration files and documentation.
ConvertConvert an array of JSON objects into a CSV table with properly escaped headers and values.
ConvertConvert CSV rows into structured JSON objects using the first row as field names.
ConvertConvert XML elements and attributes into inspectable JSON without resolving external entities.
ConvertConvert common YAML maps, lists, and scalar values into formatted JSON.
ConvertCompare two JSON values semantically and see added, removed, and changed properties by path.
Compare & inspectSearch JSON keys or values and copy the exact JSONPath for every match, including nested arrays.
Compare & inspectInfer a practical draft JSON Schema from example data, with conservative required-field assumptions.
Schema toolsValidate JSON data against a supplied schema and get understandable errors with property paths.
Schema toolsConvert Spring Boot application.properties into nested YAML, including indexed arrays and typed values.
Spring BootFlatten Spring Boot YAML into application.properties keys with indexed arrays and escaped values.
Spring BootCheck syntax and pinpoint invalid characters with clear line and column details.
Move cleanly between JSON, YAML, XML, CSV, and application properties.
Compare objects, find nested paths, or validate a contract.
Core tool operations happen inside this browser tab. StructFix does not need an account, does not add your content to a URL, and does not send pasted data to an application server.