Online CSV to JSON Converter
CSV to JSONCSV ParseTableConvert
Convert CSV to JSON arrays instantly, first row as header, auto-detect numbers/booleans with local processing.
Input CSV
Result JSON
All processing is done locally, no upload
How to Use
- Paste any valid JSON, supports nesting, arrays and escapes
- Click Beautify to auto indent and format
- Click Minify to remove whitespace into one line
- All operations run locally for privacy
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FAQ
How to convert CSV to JSON?
Paste CSV with header row and click CSV to JSON.
Does it support quoted fields?
Yes, fields with commas/quotes should be double-quoted with escaped quotes.
Are numbers converted?
Pure numbers become numbers, true/false become booleans, null becomes null.
Will my data be uploaded?
No, all parsing runs locally.