Your files stay on your device
CSV studio
Sniff the delimiter, quote style, and line endings; profile every column (types, empties, distincts, formula-looking cells); and convert between CSV, TSV, JSON, JSONL, Markdown, and HTML tables with the spreadsheet-formula guard on.
no input yet
Nothing in yet
Paste, drop, or type to begin. Everything stays on this device.
sniff → profile → convert