Free Amazon SKU Generator & Barcode Creator
Generate standardized Merchant SKUs (MSKUs) for Amazon FBA, Shopify, Etsy & WooCommerce. Build variant combinations, render Code-128 barcodes, and export bulk CSVs instantly.
SKU & Barcode Generator Engine
Configure catalog parameters to generate error-free SKU matrices.
1. Base Product Identifiers
2. Formatting & Separator Rules
3. Variant Attributes
Comma-separated| # | Generated SKU Code | Variant Attributes | Code-128 Barcode Preview | Quick Action |
|---|
Built for Professional E-Commerce Sellers
Manage Amazon FBA catalogs, multi-channel Shopify inventory, and wholesale spreadsheets with precision.
Multi-Channel Matrix Engine
Auto-generate complete variant matrices for colors, sizes, materials, and pack counts without typing individual rows manually.
Code-128 Barcode Generator
Instantly render vector Code-128 SVG barcodes for every generated SKU line item for warehouse label printing.
Instant Bulk CSV Export
Download structured CSV files ready for bulk upload into Amazon Seller Central inventory templates, Shopify, or Excel.
Catalog Identifiers: SKU vs. UPC vs. ASIN vs. FNSKU
| Identifier | Full Name | Who Assigns It? | Primary Purpose |
|---|---|---|---|
| SKU / MSKU | Stock Keeping Unit | Seller (You) | Internal warehouse tracking, inventory counts & multi-channel sync. |
| UPC / EAN | Universal Product Code | GS1 Organization | Global retail trade scanning & product catalog registration. |
| ASIN | Amazon Standard Identification Number | Amazon Algorithm | Amazon catalog listing index (10-character alphanumeric code). |
| FNSKU | Fulfillment Network SKU | Amazon FBA Engine | Amazon FBA warehouse unit identification & shipment processing. |
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Frequently Asked Questions
Is this SKU Generator tool free for unlimited use?
Yes. The BuyBoxr SKU Generator is 100% free with zero sign-up requirements, unlimited SKU generation, and instant CSV download capabilities.
Are generated SKUs compatible with Shopify and Amazon FBA?
Yes. The generated SKU codes follow standard alphanumeric formatting compatible with Amazon FBA Merchant SKUs (MSKUs), Shopify, Etsy, WooCommerce, and eBay.
How do I print barcodes for these generated SKUs?
Our tool automatically renders Code-128 SVG vector barcodes for every line item. You can also export your list to CSV and import it into standard label printing software.