CSV to JSON Converter
Convert CSV or tab-separated data into JSON, with automatic separator detection and quoted fields handled.
Developer & Web
Turn an array of JSON objects into CSV for Excel or Google Sheets, flattening nested fields into columns.
Your files and text are processed on your own device, inside this page. Nothing is uploaded to Dubinity or stored, and closing the tab discards it. How privacy works
Takes an array of objects - or an object with an array inside it - and writes a CSV with one row per record. Nested objects become dotted columns (address.city) and simple arrays are joined with semicolons.
You can choose the separator, include or drop the header row, and switch on protection against spreadsheet formula injection, which prefixes cells starting with = + - @ so Excel treats them as text.
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