JSON to Excel is one more free online tool that lets you convert a JSON file into multiple formats. You can upload a JSON file from your computer or by pasting the URL of the remote JSON file.

This comprehensive user guide provides detailed instructions for using the JSON to Excel Conversion Tool, a utility designed to transform JSON data files into structured Excel spreadsheets. Whether ...

If you need to convert that file from CSV to JSON, you can do that with the csvjson command like so: csvjson clients.csv > clients.json. Csvkit has a couple of other handy tricks up its sleeve.