JSON to CSV
Transform JSON arrays into CSV rows for spreadsheets and exports.
Loading Smart Logic...
Quick Tip
Paste your JSON array into the input panel.
About This Tool
Why use JSON to CSV?
Convert a JSON array into CSV using Papa Parse, which handles the quoting rules properly: values containing commas, quotes or line breaks are wrapped and escaped to the CSV specification, so the file opens correctly in Excel instead of shifting columns at the first comma in a text field.
The keys of your objects become the header row. Flat arrays of objects — the shape most APIs return — convert cleanly. Nested objects and arrays do not have a natural place in a flat CSV, so flatten them first if a nested field matters; otherwise you will get a column containing something that is not useful in a spreadsheet.
Key Benefits
Correct CSV quoting
Values containing commas, quotes or newlines are escaped to the specification, so Excel reads every column correctly.
Headers from your keys
Object keys become the header row automatically, so the spreadsheet arrives with named columns.
Clear errors
Invalid JSON is reported straight away rather than producing a half-converted file you only notice is wrong later.
How to use JSON to CSV
- 1
Paste your JSON array into the input panel.
- 2
Convert; keys become the header row and each object becomes a data row.
- 3
Check the output, particularly any values containing commas or quotes.
- 4
Copy the CSV or save it and open it in your spreadsheet.
Best use cases
Get an API response into a spreadsheet for analysis.
Export application data for a colleague who works in Excel.
Prepare a JSON dataset for an import that expects CSV.
Turn logs or records into a table you can sort and filter.
JSON to CSV FAQs
What happens to nested objects?
CSV is flat, so nested objects and arrays have nowhere sensible to go. Flatten your JSON before converting if the nested values matter.
Are commas inside values handled?
Yes. Any value containing a comma, a quote or a line break is wrapped in quotes and escaped to the CSV specification, so columns do not shift.
Where does the header row come from?
From the keys of your objects, so the spreadsheet opens with named columns rather than A, B, C.
What if my objects have different keys?
Papa Parse builds the header from the keys it finds, and rows without a given key leave that cell empty. Check the output if your data is not uniform.
Related Data Tools
More free data tools that work well alongside json to csv.