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Convert bounded CSV text into validated JSON with precise diagnostics.
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Supports RFC 4180-style quoted fields, comma, semicolon, and tab delimiters, optional headers, CRLF/LF line endings, and UTF-8 BOM removal.
Your CSV stays in this browser.
Limits: 1,000,000 input characters, 50,000 records, 1,000 fields per record, 250,000 cells, 200 diagnostics, 4,000,000 output characters, and 1,000 ms per run.