What is CSV · XLSX · JSON Converter?
Loads Excel (XLSX, XLS), CSV or JSON files, or a pasted table, previews it as a table and saves it in another format. Supports multiple sheets, delimiters (comma, tab, semicolon) and legacy text encodings.
How to use
- 1
Choose a file or paste table data.
- 2
Check the sheet and whether the first row is a header.
- 3
Save it as CSV, XLSX or JSON.
Use cases
API data to Excel
Turn a JSON response into an Excel file to share.
Excel to JSON
Convert an Excel list into JSON for development.
FAQ
Is what I enter saved or sent anywhere?+
No. Everything happens only in your browser and nothing is stored or sent anywhere.