JSON Formatter
Format, validate and beautify your JSON data
JSON Formatter and Validator
Paste your JSON to format, validate, and beautify it
Tips: You can directly paste JSON from APIs, files, or other sources.
For large JSON files, consider using minify mode to reduce the file size.
Related Tools
JSON Formatter and Validator: Your Complete Solution
Format and validate JSON data instantly to ensure it is well-structured and error-free. Improve readability by pretty-printing JSON and catch syntax errors with ease.
Why is it Useful?
JSON is a popular data format used in web APIs and configuration files. This tool:
- Makes JSON data easier to read and understand
- Detects syntax errors and invalid JSON structures
- Helps developers quickly debug API responses and data files
- Supports minifying and pretty-printing JSON output
- Works completely in-browser with no server dependency
Key Features
- Automatic formatting: Pretty-print JSON with indentation
- Validation: Highlight and report syntax errors
- Minify option: Compress JSON to a compact single-line format
- Copy & export: Easily copy or download formatted JSON
- Large file support: Efficiently handle big JSON data
How to Use?
- Paste or type your JSON data into the input area
- Click the 'Format' button to pretty-print the JSON
- If there are errors, they will be highlighted with messages
- Use the 'Minify' button to compress JSON if needed
- Copy or download the formatted JSON for your project
Use Cases
Ideal for:
- Developers: Format API responses for readability
- Data analysts: Validate JSON data files
- QA testers: Debug JSON in test scripts
- Students: Learn correct JSON syntax
- Technical writers: Prepare JSON examples for documentation
Benefits
- Improves readability: Cleanly formatted JSON is easier to understand
- Reduces errors: Catch syntax mistakes early
- Saves time: Automatic formatting speeds up debugging
- Easy to use: Simple interface for all skill levels
- Free tool: No registration or cost involved
Frequently Asked Questions
What is JSON?
JSON (JavaScript Object Notation) is a lightweight data interchange format easy for humans and machines to read.
Can this tool fix invalid JSON automatically?
No, it highlights errors but you need to correct them manually.
Is my JSON data uploaded anywhere?
No, all processing happens locally in your browser for privacy.
Can I minify JSON with this tool?
Yes, you can compress JSON into a compact format with the minify option.
Is this tool free?
Yes, it’s a free online tool available anytime.