Online JSON Formatter

Format, validate, and minify your JSON data online. Free tool for developers.

JSON Input 0 B
Formatted Output
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What is a JSON Formatter?

A JSON formatter is a tool or utility that helps you format JSON data in a more human-readable and well-structured way. It takes a JSON string as input and indents it with proper spacing, line breaks, and indentation, making it easier to understand and navigate the JSON structure.

There are several online JSON formatter websites and browser extensions available that allow you to paste your JSON data and instantly format it. Additionally, many code editors and IDEs have built-in JSON formatting features that can automatically format JSON data for you.

How to use a JSON Formatter

Here are a few ways you can use a JSON formatter:

  • Online JSON Formatter: Use a website like CharCount to paste your JSON data and instantly format or validate it. simply paste the data, click "Format", and copy the result.
  • Browser Extensions: Some web browsers have extensions that can format JSON directly within the browser tab.
  • Code Editors and IDEs: Many popular code editors (like VS Code) have plugins or built-in features for formatting JSON (e.g., Prettier extension).
  • Programming Libraries: Most programming languages have libraries to format JSON programmatically.

Example: JSON Formatting in Java

If you are working with Java, you can use the Gson library to format JSON strings. Here is an example:

import com.fasterxml.jackson.databind.ObjectMapper;

public class Main {
    public static void main(String[] args) throws Exception {
        String jsonString = "{\"id\":1,\"item\":\"Smartphone\",\"price\":699}";

        ObjectMapper mapper = new ObjectMapper();
        Object json = mapper.readValue(jsonString, Object.class);
        
        String formattedJson = mapper.writerWithDefaultPrettyPrinter()
                                     .writeValueAsString(json);

        System.out.println(formattedJson);
    }
}

By using a JSON formatter, you can make your JSON data more readable and easier to work with, especially when dealing with large and complex APIs or configuration files.

FAQ — JSON Formatter

JSON Formatter makes it easy to read, debug, and share JSON data. It formats ugly JSON strings into a readable tree structure with proper indentation.

Formatting JSON online saves time. You don't need to install any software. You can access it from any device and quickly validate or beautify your JSON data.

Simply upload your JSON file using the "Upload File" button, or paste the content into the editor. Then click "Format / Beautify" to see the structured result.

Click the "Load from URL" button, enter the URL of your JSON data, and click "Load". The tool will fetch the data and display it in the editor for formatting.

No, login is not required. You can format, validate, and download your JSON data locally without creating an account.

We do not save your JSON data on our servers. All processing happens in your browser. Your data remains private and secure.