Best Online JSON Formatter & Validator
WebKaar JSON Formatter is an essential tool for developers and data analysts. JSON (JavaScript Object Notation) is often minified to save space, making it impossible to read. Our tool instantly formats (beautifies) your code into a readable structure with proper indentation.
Key Features
- Beautify JSON: Convert one-line strings into a structured tree view.
- Minify JSON: Remove spaces and newlines to reduce file size for production APIs.
- Error Validation: Automatically detects missing commas, brackets, or quotes and tells you exactly where the error is.
- Secure: WebKaar processes data locally. Your sensitive JSON data never leaves your browser.
How to format JSON?
- Paste your code in the Input box.
- Click Format to beautify or Minify to compress.
- If there is an error, the tool will highlight it in red.
- Click the Copy button to use your clean code.