CSV to JSON
Parse CSV locally with the first row as field names, then inspect and download a JSON array of records.
Local processing
Result
Your result will appear here
The input stays available if you need to adjust a setting.
How to use csv to json
- 1
Paste CSV with a header row.
- 2
Choose whether to skip empty lines.
- 3
Convert, inspect, and download JSON.
A realistic example
Turn a two-column contact export into a JSON array for a small script.
Supported formats and limits
Input: UTF-8 CSV. Output: JSON array.
- Duplicate header names can overwrite values.
- Type inference is conservative; CSV values remain strings.
Questions people ask
Does the first row become property names?
Yes. V1 treats the first CSV row as headers.
Are numbers converted automatically?
No. Values remain strings so identifiers and leading zeros are preserved.