Format JSON online with ToolBuddy. Validate JSON, beautify messy code, and fix syntax issues fast with private browser-based processing.
Everything you need to use this tool correctly, understand its value, and apply it in real workflows.
See real workflows where this tool fits naturally, then jump straight into the matching guide.
JSON Formatter use cases
Practical workflows and common jobs you can handle with JSON Formatter.
Open workflow
Format Json For Api Debugging
Pretty-print and validate API responses to debug payloads faster.
Open workflow
Format Json For Config Files
Clean up minified or inconsistent JSON configs for better readability and reviews.
Open workflow
Generate QR codes instantly for any URL or text. Download as PNG and revisit recent QR entries with your anonymous ToolBuddy history.
Generate UUID v4 values in bulk with format options.
Compress JPG, PNG, and WebP files with a fast private image tool that runs locally in your browser.
Have more questions? Reach out via our contact page and we will respond within 24 hours.
No. All formatting and validation happens in your browser. Your data never leaves your device.
Yes. The formatter validates your JSON and shows error messages with line numbers if invalid.
The formatter uses standard indentation and produces spec-compliant, readable JSON.
If a Minify option is available, it will compact JSON by removing whitespace to reduce payload size.
There is no server-side limit. Very large JSON files may be slow to process depending on your browser.
Anyone who works with JSON can use it, from developers to marketers and analysts.
Yes. Completely free with no account required.
