Preset Formats
Browse ecommerce CSV templates for Shopify, WooCommerce, Etsy, Amazon, and eBay. Preview columns, download samples, and open the fixer with a preset selected.
Shopify Import Optimizer
Validate and auto-fix Shopify product CSVs. Focused on import blockers, variant structure, pricing, inventory, and consistent formatting.
WooCommerce Products
Clean WooCommerce product templates: required fields, pricing formats, SKUs, categories, and common import mistakes.
WooCommerce Variable Products
WooCommerce variable products + variations (auto-creates missing parent rows and validates variation structure).
Etsy Listings
Prepare Etsy listing CSVs with cleaner structure, required fields, and safer formatting for uploads.
Amazon Inventory Loader
Normalize Amazon inventory loader style templates by validating essentials like SKU, item name, quantity, and price.
eBay Listings
Fix common eBay listing CSV issues: missing IDs, invalid values, broken URLs, and inconsistent pricing or quantity fields.
eBay Variations
Validate eBay variation listing CSVs: variation specifics pairing, duplicate variation combos, price and quantity fields.
Platform-specific fixers
Dedicated validation guides for each ecommerce platform.
Popular CSV Guides
Step-by-step guides for the most common CSV import problems.
Fix the most common Amazon flat file CSV import errors — SKU problems, invalid condition codes, price formatting, fulfillment channel values, and template mismatch issues.
Learn which boolean fields in Amazon Seller Central Flat Files expect 'y' or 'n' (not TRUE/FALSE or 1/0), how to fix invalid values in bulk, and how to avoid spreadsheet auto-formatting that corrupts boolean columns.
Understand what the eBay CategoryID field is, why it's required in File Exchange uploads, how to find the right category ID for your products, and how to fill it in bulk across your catalog.
Fix common eBay File Exchange CSV errors — invalid Action values, category ID problems, title length violations, condition codes, price formatting, and image URL issues.
A complete guide to the Etsy listing CSV template — every field explained, accepted values for dropdowns, required vs optional columns, and how to fix common import errors.
Understand the difference between appending rows, merging files with the same structure, and joining files with related data. Choose the right approach for your ecommerce catalog workflow.