How does it handle nested JSON?

The tool flattens nested objects by combining parent and child key names so no data is lost.

Is my data uploaded for conversion?

No. JSON is parsed and converted in your browser.

Does it support JSON arrays?

Yes. It is built to convert arrays of objects into CSV rows.

Can I choose the CSV delimiter?

Yes. You can output CSV with comma or semicolon delimiter for Excel locale compatibility.

JSON to CSV

When you need to analyze API or NoSQL data in Excel, the JSON to CSV converter flattens nested JSON into a tabular CSV. It runs on your device so your business data stays confidential.

Free · No limits · Runs in your browser

How to use

1Paste your valid JSON array into the input area.
2The tool flattens the data into a tabular format.
3Download the generated CSV to open in Excel.

Frequently asked questions

How does it handle nested JSON?: The tool flattens nested objects by combining parent and child key names so no data is lost.
Is my data uploaded for conversion?: No. JSON is parsed and converted in your browser.
Does it support JSON arrays?: Yes. It is built to convert arrays of objects into CSV rows.
Can I choose the CSV delimiter?: Yes. You can output CSV with comma or semicolon delimiter for Excel locale compatibility.