JSON Validator

Check your JSON code for syntax errors and compliance.

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JSON Validator

Validate and format JSON data.

How It Works

  1. Paste your JSON string into the text area.
  2. Click "Validate JSON".
  3. Receive a success message or detailed error description.

Use Cases

  • API debugging
  • Configuration file checking
  • Data interchange

Frequently Asked Questions

Can I validate large JSON files?

Yes, as long as your browser memory allows it. Processing happens locally.

Does it format the JSON?

Yes, if valid, the tool can help confirm structure, and you can likely use our JSON Formatter tool for pretty-printing.