Toolbox for developers / JSON Formatter & Validator

JSON Formatter & Validator

This tool allows you to format, validate, pretty and minify JSON code.


User guide

  • Copy and paste or directly type in the editor above. You can also upload a file containing the json code to validate (Click on the "Browse" button).
  • Click on the "Format" button to format JSON code. It allows to easily read JSON string by human beings.
  • Click on the "Minify" button to minify JSON code. This minifier removes whitespace and new line.
  • Click on "Validate" button to validate JSON code. In case of error, it indicates where the problem is located.
  • Click on "Download" button to download the editor content.


About

This tool was created to help debug JSON. JSON strings are not often very readable for a human (without line breaks). This tool allows to easily read and debug JSON by human.


About JSON

JSON (JavaScript Object Notation) is an open-standard format for storing and transporting data, it was derived from JavaScript object notation syntax. JSON is often used for asynchronous browser–server communication.

JSON became a very common format, many programming languages include code to generate and parse JSON-format data.

You can report a bug or give feedback by adding a comment (above) or by clicking "Contact us" link (at the top right hand corner of the page).

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The tools are provided "as is", without warranty of any kind, either express or implied.