Tools/CSV ↔ JSON

CSV ↔ JSON

Convert quoted CSV and flat JSON records with spreadsheet-safe exports.

Delimiter

Input

Output

CSV headers become object keys. Quoted commas and multiline values are supported; values stay as strings to preserve leading zeros. JSON input must be an array of flat objects. Limit: 1 MB.

Runs in your browser. Your input is processed on this device.

About the CSV ↔ JSON

Convert quoted CSV and flat JSON records with spreadsheet-safe exports. Inputs are processed on this device.

How to use it

1Enter your input and choose the available options.
2Review the output before copying or downloading it.

Frequently asked questions

Is my input saved or uploaded?

Processing happens in this browser tab. This tool does not save your input to your account. Markdown images load only if you explicitly enable them.

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