CSV to JSON
Convert CSV files to JSON arrays instantly.
About the CSV to JSON
Turn spreadsheet exports into JSON ready for APIs, config files, or JavaScript apps. Paste CSV and get formatted JSON instantly.
How to use the CSV to JSON
- Paste your CSV data (with header row).
- Click Convert to JSON.
- Copy the JSON output.
Frequently Asked Questions
- Does the first row become keys?
- Yes, when 'Has header row' is enabled (default).
- What delimiters are supported?
- Comma, semicolon, and tab are auto-detected.
Related guides
About this tool
All processing happens entirely in your browser. No data is uploaded to any server.
File Conversion