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โšก Advanced Developer Toolbox Transform, Mock, Security & API Client
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Paste JSON Payload

Paste raw JSON, drag & drop a .json file, or choose a workflow below:

โšช Waiting for JSON... | Lines: 0 | Chars: 0 | Size: 0 B | Depth: 0 | Format: UTF-8
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Invalid JSON

Generated Output

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Ready to generate
Paste JSON in the input panel and hit Beautify or Generate to see results here.

JSON Formatter & Beautifier โ€” Clean, Validate, and Repair JSON Instantly

Working with compressed or minified JSON strings? JSON Workbench provides an instant, interactive 100% client-side JSON Formatter. Pretty-print JSON with 2-space or 4-space indentation, view payloads as interactive collapsible trees, or repair single-quoted & unquoted keys automatically.

All processing runs entirely inside your browser sandbox โ€” zero network requests sent, guaranteed privacy for sensitive payloads.