Online JSON Formatter
Paste your JSON to format, minify or validate it instantly.
How to use the JSON formatter?
Paste your JSON in the top field, then click "Format" to indent it neatly or "Minify" to compress it. The tool automatically detects syntax errors and shows the issue.
What is JSON?
JSON (JavaScript Object Notation) is a lightweight data format used to exchange information between a server and a web application. It's the standard format for REST APIs, human-readable and easy to parse.
- Format — makes JSON readable with proper indentation
- Minify — removes whitespace to reduce file size
- Validate — detects syntax errors