JSON Formatter
Pretty-print JSON with configurable indentation (2 spaces, 4 spaces, or tab). Runs entirely in your browser with friendly error messages for invalid input.
Processed in your browser · No upload
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Formatting runs locally in your browser. Your JSON is never uploaded to any server.
FAQ
- Does this tool upload my JSON?
- No. Parsing and formatting happen entirely in your browser using native JavaScript APIs.
- What indentation options are supported?
- Two spaces, four spaces, or a single tab. Pick whichever style your team uses.
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