CSV Validator
Validates well formed CSV, consistent columns, plus optional type checks. Runs locally in your browser.
Note: If your CSV has line breaks inside quoted fields, the error report raw_line may not perfectly match the logical row.
Choose a CSV to begin.
Summary
No file loaded.
Checks (Free: up to 10, rows: 100)
Validates first 100 data rows.
Upload a CSV and click Validate to enable checks.
Issues
| Line | Type | Details |
|---|---|---|
| No issues yet. | ||
Preview
Preview shows the first 25 parsed rows.