- TSV → CSVConvert TSV to CSV onlineConvert TSV to CSV online for free. Quotes every cell that needs it, and lets you set the line endings and the byte order mark. Nothing uploaded.
- CSV → TSVConvert CSV to TSV onlineConvert CSV to TSV online for free. Handles quoted fields and embedded line breaks, and detects a semicolon-separated export on its own. Nothing uploaded.
- TSV → JSONConvert TSV to JSON onlineConvert TSV to JSON online for free: objects keyed by the header row, or arrays that retain row lengths and header text. Values are exported as strings.
- JSON → TSVConvert JSON to TSV onlineConvert JSON to TSV online for free. Uses the union of every key as the header, so a missing key is an empty cell and never a shifted row.
- TSV → XLSXConvert TSV to Excel (XLSX) onlineConvert TSV to Excel online for free. Writes a real .xlsx workbook, so Excel never runs its import guess: leading zeros survive and IDs stay IDs.
- XLSX → TSVConvert Excel (XLSX) to TSV onlineConvert Excel to TSV online for free. Reads a real .xlsx workbook in your browser and writes the sheet out as clean tab-separated text.
Convert CSV, TSV, JSON and Excel online
Six one-way trips, each with the settings that usually go wrong spelled out.