JSON Formatter & Validator

Paste JSON below to automatically format it. Any syntax error is shown with a clear message. Need to count characters in text instead? Try theCharacter Counter.

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Glossary

JSON

Short for JavaScript Object Notation, a text format for representing data as key-value pairs. It is widely used for APIs and configuration files.

Syntax error

An error that occurs when JSON's rules (matching brackets, commas, quotes, etc.) are violated. It's usually caused by a missing closing bracket or a trailing comma.

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