Best JSON Formatter and JSON Validator: Online JSON Formatter

JSON Formatter is very unique tool for formatting JSON, converting to XML, CSV and YAML. It can be used as json validator, json editor and json viewer.

Input JSON

Actions

Convert JSON to

Output

JSON Example

Play with JSON data: Insurance Company JSON

{
  "InsuranceCompanies": {
    "Top Insurance Companies": [
      {
        "No": "1",
        "Name": "Berkshire Hathaway ( BRK.A)",
        "Market Capitalization": "$308 billion"
      }
    ],
    "source": "investopedia.com",
    "Time": "Feb 2019"
  }
}

JSON Validator

JSON Validator Online checks the integrity/syntax of the JSON data based on JavaScript Object Notation (JSON) Data Interchange Format Specifications (RFC).

It's super easy to find the error when line numbers are highlighted with an in-detail error description.
Use Format button as JSON Fixer to repair the error.
To validate JSON you just need internet and no need to install any software.
Your JSON Data gets validated in the browser itself.

This JSON Lint tool provides fast and without sign up, user can checks the JSON data's validity.

Key Features

JSON Validation

Validates JSON online with detailed error messages and line number highlighting.

JSON Beautifier

Supports indentation levels: 2 spaces, 3 spaces, and 4 spaces for better readability.

File Support

Upload JSON files and download formatted JSON files with ease.

JSON Minifier

Compress JSON data by removing unnecessary whitespace and formatting.

Cross-Platform

Works well in Windows, Mac, Linux, Chrome, Firefox, Safari, and Edge.

No Installation

Browser-based tool with no software installation required.

How to Use JSON Formatter

Input JSON Data

Paste your JSON data into the input editor or upload a JSON file using the Upload File button.

Choose Formatting Options

Select your preferred indentation (2, 3, or 4 spaces) and choose between Format/Beautify or Minify/Compact.

Validate and Format

Click Validate to check JSON syntax, then use Format/Beautify to make it readable or Minify to compress it.

Copy or Convert

Copy the formatted JSON or convert it to other formats like XML, CSV, or YAML (coming soon).

FAQ

Why JSON FORMATTER?

JSON Formatter is very unique tool for formatting JSON, converting to XML, CSV and YAML. It can be used as json validator, json editor and json viewer.