How to Use the JSON/XML Formatter & Validator Tool

Format and validate your JSON or XML code with ease. This tool pretty-prints your input and checks for errors instantly. Here’s how to use it:

Step 1: Select Your Format

Choose whether you’re working with JSON or XML from the dropdown menu. The tool will adjust its formatting and validation logic accordingly.

Step 2: Paste Your Code

Copy your JSON or XML text and paste it into the "Input Text" area. You can type directly or edit the text as needed.

Step 3: Format and Validate

Click the "Format & Validate" button. The tool will: - For JSON: Parse and reformat it with proper indentation. - For XML: Validate the structure and pretty-print it with consistent spacing. If there’s an error (e.g., invalid syntax), it’ll show a message instead.

Step 4: Review and Copy

Check the formatted result in the "Formatted Output" area. You can edit it directly if needed, then copy the text for use in your project.

Advantages

This tool is fast, free, and runs entirely in your browser—no data is sent to servers. It’s perfect for developers who need quick formatting and validation for JSON or XML, with a clean, readable output every time.