Quadratic Equation Solver (ax² + bx + c = 0)
About Barcode Generator — EAN-13
The Official EAN-13 (GTIN-13) Retail Barcode Generator creates GS1-compliant 13-digit retail product barcodes with automatic Modulo-10 check digit calculation, GS1 country prefix lookup, quiet zone guards, and vector SVG / print-ready 300 DPI PNG export.
How to Use Barcode Generator — EAN-13
Step 1
Enter your 12-digit GS1 product code (or all 13 digits).
Step 2
Optionally add human-readable text labels and supplemental add-ons.
Step 3
Click "Generate EAN-13 Barcode".
Step 4
Download print-ready SVG or PNG.
Practical Use Cases for Barcode Generator — EAN-13
Generating Retail Product Packaging Barcodes for Supermarkets & Stores
Generate commercial EAN-13 barcodes for retail food packaging, books, electronics, and consumer packaged goods worldwide (outside North America).
ISBN Book Barcode Generation with Price Add-On
Convert 13-digit ISBN book numbers into retail-ready book barcodes with optional EAN-5 currency price extensions.
Input & Output Examples
Generating EAN-13 Barcode for Consumer Product
12-Digit Prefix: `501234567890` (GS1 UK)
Full 13-Digit EAN-13: `5012345678900` (Calculated Check Digit: `0`) + Print-Ready Vector SVG
Key Features & Performance
- ✓Automatic Modulo-10 Check Digit Calculation: enter 12 digits and the 13th checksum digit is computed instantly.
- ✓GS1 Country Prefix detection (e.g. 500-509 UK, 300-379 France, 890 India, 400-440 Germany).
- ✓Optional EAN-2 and EAN-5 supplemental price add-on barcodes for books and periodicals.
- ✓100% Client-Side vector barcode engine.
- ✓1-Click Download vector SVG and 300 DPI high-res PNG.
Key Terminology & Definitions
EAN-13 (International Article Number)
The standard 13-digit barcode symbology used globally for scanning retail consumer products at point-of-sale (POS) checkout.
Guard Bars
The longer vertical start, center, and end bar patterns (`101`, `01010`, `101`) that anchor the optical scanner alignment.
