CSV to JSON Converter
Convert CSV or spreadsheet data to a JSON array of objects, with header detection, number/boolean typing and any delimiter.
How to use
- 1Paste CSV (or cells copied from a spreadsheet).
- 2The first row becomes the keys; choose whether to convert numbers and booleans.
Frequently asked questions
Does it handle commas inside values?
Yes. Values in double quotes can contain commas, quotes (written as "") and even line breaks, following RFC 4180.
What if my file has no header row?
Turn off 'First row is header' to get an array of arrays instead of objects.
Which delimiters are supported?
Comma, tab, semicolon and pipe — detected automatically from the first line.