JSON Formatter / Beautifier
Format and beautify JSON instantly with proper indentation.
Open JSON Formatter / Beautifier
JSON Fixer
Auto-detect and fix common JSON formatting issues in real time.
Indentation
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JSON to CSV Converter
Convert JSON arrays of objects (or a single object) into CSV.
Open JSON to CSV Converter
Frequently asked questions
Common questions about this tool.
It automatically handles common mistakes like unquoted keys, trailing commas, single-quoted strings, and control characters that need escaping in JSON strings.
No. It targets common syntax issues. If structure is deeply broken or ambiguous, the tool shows parser errors with line and column so you can fix the remaining parts quickly.
Yes. When parsing succeeds, output is emitted as valid, pretty-formatted JSON with consistent indentation for easy reading and debugging.
Yes. The fixer validates and attempts repairs continuously as input changes, so you see immediate feedback and corrected output.
No. Parsing and repair run in your browser.