JSON to CSV
Convert JSON arrays or objects to CSV with nested-field flattening and spreadsheet-safe output.
Convert a JSON array or object to CSV in the browser. Nested objects can be flattened to dot-separated columns, arrays remain JSON strings, and spreadsheet-formula protection is enabled by default.
How to use this tool
Upload an accepted source file
Choose a file in one of the supported input formats. NetroDoc validates it before processing.
Choose the compatible action
Select this tool from the actions shown for your file, then start processing.
Download and review the result
Open the output and check the information, page order, readability, and file type before using it elsewhere.
What this tool does
Convert JSON arrays or objects to CSV with nested-field flattening and spreadsheet-safe output.
Review column names, nested fields, array values, delimiters, and any values intentionally beginning with =, +, -, or @ before importing the CSV elsewhere.
When this output is useful
Specific workflow
Prepare API or exported JSON data for spreadsheet review or systems that accept delimited tables.
Review before relying on the result
Review column names, nested fields, array values, delimiters, and any values intentionally beginning with =, +, -, or @ before importing the CSV elsewhere.
Temporary processing and review
NetroDoc processes this request in temporary working storage and returns a new download. The output can retain sensitive information from the source, so inspect and handle it with the same care as the original.
Privacy →Frequently asked questions
What should I check after using this tool?
Review column names, nested fields, array values, delimiters, and any values intentionally beginning with =, +, -, or @ before importing the CSV elsewhere.
When is this output useful?
Prepare API or exported JSON data for spreadsheet review or systems that accept delimited tables.