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More Developer Tools

CSV to JSONConvert CSV spreadsheets to JSON arrays with header detection, type parsing, and dot-key unflattening.
JSON to XMLConvert JSON to clean, indented XML with configurable root and item element names — entirely in your browser.
Excel to CSVConvert Excel spreadsheets (XLSX, XLS, ODS) to CSV in your browser, with per-sheet selection and delimiter options.
CSV to ExcelConvert CSV data into a downloadable Excel workbook (XLSX, XLS, ODS) in your browser, with delimiter detection and number parsing.
XML to JSONConvert XML into clean JSON with attribute handling, type parsing, and adjustable indentation — all in your browser.
JSON to YAMLConvert JSON into clean, readable YAML with adjustable indentation — entirely in your browser.

Part of:Free JSON & Data Tools

JSON to CSV

Convert JSON arrays of objects to CSV with configurable delimiters and nested field flattening.

Input JSON

CSV output

Paste a JSON array of objects, a single object, or a primitive value. Conversion runs entirely in your browser.