JSON Formatter
Developer Tools
Format and validate JSON
How to Use
- Paste your JSON in the input field
- Click Format to pretty-print or Minify to compress
- Copy or download the result
Example / Use Case
Format Messy API Response
A developer receives a minified API response and needs to inspect the data structure. They paste the JSON into the formatter and get readable, indented output.
Input
Raw JSON: {"name":"John","age":30,"city":"New York"}Output
Formatted JSON:
{
"name": "John",
"age": 30,
"city": "New York"
}How It Works
JSON (JavaScript Object Notation) is a lightweight data interchange format widely used in web development and API communication. While computers can read minified JSON efficiently, humans need properly formatted JSON with indentation to understand the data structure.
The JSON Formatter takes raw JSON input and adds consistent indentation (typically 2 or 4 spaces) to create a hierarchical view of the data. It also applies syntax highlighting, coloring different elements like keys, values, strings, and numbers to make scanning easier.
This tool is essential for debugging - when API responses contain errors, the formatter shows line numbers where issues occur. You can also use the minify feature to compress formatted JSON back to its minimal form for production use.
How to Use
- 1Paste your JSON code into the input area
- 2Click the "Format" or "Beautify" button
- 3View the formatted JSON with proper indentation
- 4Copy the formatted output or use minify option if needed
Frequently Asked Questions
JSON formatting adds proper indentation and spacing to make JSON readable while preserving all data values and structure.