JSON Formatter
Format, pretty-print, and validate JSON in your browser.
JSON CSV Converter
Convert between JSON and CSV table data.
Input data is processed in your browser
Data is never sent to a server
Tool
What is JSON CSV Converter?
This tool converts between JSON and CSV formats. It is useful when you want to work with API responses in a spreadsheet, or convert CSV data into JSON for use in code.
How to Use
- Select the "JSON → CSV" or "CSV → JSON" tab.
- Paste your data into the input field.
- Click "Convert" to see the result.
- Click "Copy Result" to copy to clipboard.
FAQ
What JSON format is supported?
An array of objects (e.g. [{"key":"value"}]) is supported. Nested objects are serialized as JSON strings.
Can I change the delimiter?
Yes. You can choose comma, tab, or semicolon.
More Tools in This Category
- CSV ViewerPaste or upload CSV / TSV data and view it as a sortable, searchable table.
- CSV Formatter & CleanerFormat and clean CSV data — convert delimiters, trim whitespace, remove empty or duplicate rows, and convert to Markdown tables.
- CSV ValidatorValidate CSV structure and data types, with per-cell error highlighting. Checks column counts, data types, empty rows, and duplicate headers.