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data Format

JSON File Format

JavaScript Object Notation is the undisputed lingua franca of web APIs and configuration. It represents key-value structures, arrays, and primitives in clean readable text.

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Technical Specifications

Extensions.json
MIME Typesapplication/json
CategoryData
Engine Tiertier1-native
Magic Bytes / SniffingContainer sniffing (ZIP / OLE2 / RIFF header inspection)
Opens WithAny text editor, web browser, Postman, VS Code
Good ForWeb APIs, microservice data exchange, and config files.
Not Recommended ForLarge tabular datasets where binary formats or CSV are more compact.

Convert from JSON (6 targets)

JSONYAML(exact)JSONCSV(exact)JSONXML(good)JSONTOML(exact)JSONNDJSON(exact)JSONTSV(exact)

Convert to JSON (7 sources)

YAMLJSON(exact)CSVJSON(exact)XMLJSON(good)XLSXJSON(exact)TOMLJSON(exact)NDJSONJSON(exact)TSVJSON(exact)