JSON encode/decode

About this tool

Encode text as a JSON string or decode a JSON string back to text in your browser. Use it to inspect escaping of quotes, backslashes, and control characters when working with APIs or configuration data. This utility performs the selected conversion; it does not validate or pretty-print JSON documents.

• 100% free. No registration required.
• Runs in the browser. No data is sent to the server.

Available via the API.

Limits

Unlimited usage via the browser.When used via the API:
Plan Free - 1 000 requests / month
Plan Plus - 10 000 requests / month
Plan Pro - 100 000 requests / month
Plan Max - 300 000 requests / monthLearn more about plans and pricing.

Tips

• Use Encode to escape plain text as a JSON string, including quotes and line breaks.
• Use Decode on a JSON string such as "hello" to retrieve its text value.
• This tool converts a string value. It does not format a complete JSON object or array.

Frequently Asked Questions

• What does encode and decode mean for JSON?

  Encoding converts a value into JSON text so it can be transmitted or stored, while decoding parses JSON text back into a usable data structure.

• Does this tool validate or format JSON documents?

  No. It encodes text as a JSON string or parses a JSON string back to text; it does not validate or pretty-print JSON documents.

• Is my data sent to a server?

  No, encoding, decoding, and formatting are performed directly in your browser. Your data is not sent to a server for processing.

• What does JSON encoding do here?

  It produces a JSON string representation of the entered text, including the required escaping for quotes and control characters.

• Is the tool free to use?

  Yes, the tool is completely free to use with no account required and no usage limits when used in your browser.

Something missing?

Feel free to contact us if you have any suggestions or found a bug.

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