Convert tab-separated values to comma-separated format with RFC 4180 quotation escaping.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Paste your tab-separated spreadsheet data into the editor.
Inspect the generated comma-separated output with formatted quotes.
Copy the CSV text or download the exported .csv file.
Cells containing commas, double quotes, or newlines are automatically wrapped in quotes compliant with RFC 4180.
Yes, click 'Swap Mode' to convert CSV back into TSV format.
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