Beautify, indent, and clean your JSON code instantly.
Format and validate JSON code with custom indentation. Upload files, auto-fix errors, and copy formatted output.
All processing is done locally in your browser. No data is uploaded or stored.
Live formatting, syntax error detection, file upload, and multiple export options.
JSON (JavaScript Object Notation) is a lightweight data format for storing and exchanging data.
Yes – all processing happens locally in your browser. No data is ever uploaded.
Yes – completely free, no registration required.