CSV to JSON
Convert CSV data into JSON output. Use the first row as headers or generate generic column names.
CSV to JSON tool
Quoted fields are supported. When header mode is off, keys are generated as column1, column2, and so on.
Result will appear here.
| Metric | Value |
|---|
Privacy: conversion runs locally in your browser. No CSV or JSON content is stored or transmitted.
Paste CSV input, choose the delimiter, and decide whether the first row should be treated as header keys. The tool outputs a JSON array of objects.
Examples
- name,age + data rows → JSON objects with name and age keys
- 1;2;3 with semicolon delimiter → JSON conversion with the chosen delimiter
- Header mode off → automatic keys like column1, column2
FAQ
- What CSV format does this converter accept?
It accepts standard CSV text with configurable delimiters such as comma, semicolon, or tab.
- Can the first row be used as object keys?
Yes. Header mode uses the first row as JSON object property names.
- Does it support quoted CSV values?
Yes. Quoted fields and escaped quotes are supported.
- Is the conversion stored?
No. Conversion runs locally in your browser and is not stored or transmitted.