JSON Formatter
Pretty-print and format JSON with configurable indentation
Output will appear here...
JSON Formatter
Format and pretty-print JSON with customizable indentation. Instantly beautify minified JSON, validate syntax, and sort keys alphabetically. All processing happens in your browser — no data is sent to any server.
How to use
- Paste or upload your JSON data
- Choose your indentation style (2-space, 4-space, or tabs)
- Optionally sort keys alphabetically
- Copy or download the formatted result
Features
- Pretty-print minified JSON with proper indentation
- Validate JSON syntax and structure
- Sort object keys alphabetically
- Remove trailing commas
- Support for large files
- No data sent to servers — 100% browser-based