The converter flattens your JSON array into tabular rows. Each object's keys become column headers, and nested values are dot-notated. Arrays of objects work best — single objects are wrapped in an array automatically.
Yes — switch to CSV-to-JSON mode and paste your CSV data. The first row is used as property names, and each subsequent row becomes a JSON object. The tool handles quoted fields, commas in values, and various delimiters.
Nested objects are flattened using dot notation (e.g., address.city). Arrays within objects are serialized as strings. For deeply nested data, consider using the Flatten tool first for more control.