Excel Tools

CSV to JSON

Paste CSV data and convert it to JSON.

Private by default: supported files are processed in your browser whenever possible.

Upload CSVUpload CSV or paste CSV below, then convert it to JSON.Choose CSV

How to use it

Paste CSV

Convert to JSON

Copy output

Download JSON

Clear answers before you resize, crop, compress, and download.

Are my files uploaded to a server?+

Whenever possible, Nova1st processes files in your browser. Advanced tools that need secure server-side processing are clearly marked.

Can I download the final file?+

Yes. Active tools generate a downloadable result directly from your browser.

Convert JSON data to CSV.

View CSV tables online.

Sort CSV rows by column.