Amazon Inventory Flat File TSV Validator & Auto-Fixer
100% Client-side validator and instant auto-repair tool for Amazon Inventory Flat File TSV. Detects UTF-8 BOM, missing required headers, unescaped quotes, delimiter mismatches, and format anomalies.
MAX UPLOAD: 20MB
STANDARD DELIM: TAB (\t)
MODE:FREE (50 ROWS CAP)
DRAG & DROP AMAZON FILE HERE OR BROWSE
Client-Side PapaParse Engine • Zero Remote Network Transit
Official Amazon Format Specification
| PARAMETER | OFFICIAL REQUIREMENT | AUTO-FIX BEHAVIOR |
|---|---|---|
| Encoding | UTF-8 (Strict) | Strips Byte Order Mark (\uFEFF) if present |
| Delimiter | Tab (\t) | Normalizes non-standard separators while preserving quotes |
| Quotes | RFC 4180 Escaped | Auto-wraps fields with double quotes ("") |
| Required Headers | 9 columns | Auto-injects missing required columns in order |
Error Code Resolution Reference
ERR_MISSING_SKU
item_sku is missing or exceeds 40 characters
ERR_INVALID_BARCODE
external_product_id must match UPC/EAN/ASIN checksum format
ERR_DELIMITER_MISMATCH
Amazon Flat File requires Tab-separated values (TSV)