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JSON Non-ASCII Escaper

Serialize JSON with non-ASCII UTF-16 units written as Unicode escapes.

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A useful toolkit for text, data, images and calculations.

  1. 01

    Add your input

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  2. 02

    Make it yours

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  3. 03

    Take the result

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JSON Unicode escaper online

Serialize JSON with non-ASCII UTF-16 units written as Unicode escapes. Use this when inspecting or preparing text and structured data. Test the included sample first, then replace it with a small representative part of your own input.

How to use it

Paste your input. Choose Run tool and review the result. Copy or download the output when it matches your requirements.

Worked examples

Use this when inspecting or preparing text and structured data. Test the included sample first, then replace it with a small representative part of your own input.

Reproducible sample

Settings: No additional settings.

Input:

{"name":"café","symbol":"€"}

With the settings above, the output is:

Output:

{
  "name": "caf\u00e9",
  "symbol": "\u20ac"
}

The example returns an object with 2 top-level fields. The fields “name”, “symbol” identify the returned values or sections.

Limitations and common mistakes

  • Results reflect the supplied input and selected options; review the example and output before using it.
  • Inputs are limited to 250,000 characters in total. Invalid input is reported rather than silently corrected.

Frequently asked questions

How can I check the result?

Run the fixed worked example with the documented settings, compare its output, then check your own input format and units before copying a result.

Does this require an account?

No. This bundled tool runs in your browser without a conversion account.

How can I escape Non ASCII characters in JSON online?

Paste your input. Choose Run tool and review the result. Copy or download the output when it matches your requirements.

Where is my input processed?

The bundled tool processes input in your browser. It does not upload tool input to a conversion service. Other site plugins, analytics, advertising and browser extensions may have separate behavior.

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