JSON Formatter, Validator & Converter
Beyond pretty-printing, this tool converts JSON to and from other common formats — CSV for spreadsheets, YAML for config files, XML for legacy systems — so you don't need separate tools for each conversion.
How to Use JSON Formatter, Validator & Converter
-
Paste JSON: Paste your raw or minified JSON string into the input area.
-
Validate & Beautify: Click Format / Validate to detect syntax issues or format with clean indentation.
-
Convert Format: Select XML, YAML, or CSV to convert your JSON structure seamlessly.
-
Copy or Download: Copy the formatted result or export the converted file directly.
Frequently Asked Questions
- Does formatting change my data?
- No, formatting only affects whitespace/indentation, not values.
- What happens with nested objects when converting to CSV?
- Nested structures are flattened using dot notation for column names.
- Why is my JSON showing as invalid?
- Common JSON errors include trailing commas after the last item, single quotes instead of double quotes, and unquoted object keys.
Related Tools & Resources