data

Detect whether pasted CSV-like text uses commas, semicolons, tabs, or pipes, and normalize it to commas.

Upload a CSV or text file and detect its likely byte encoding: UTF-8, UTF-16, or Windows-1252/Latin-1.

Convert CSV rows into TOON's compact tabular array syntax, designed to use fewer LLM tokens than JSON.

Left-join two CSVs on a shared key column, or extract just the columns you need from one CSV.