Generate Professional Barcodes
Generate EAN-13, UPC, Code 128, ISBN, GTIN and dozens of other barcode formats directly in your browser. Check digits, validation, PNG/SVG export, and bulk generation — all free.
Who Is It For
Every tool for every role — from developers to retail professionals
Developers
Generate test barcodes, validate APIs, and create fixtures for development and testing environments.
QA Engineers
Generate thousands of valid barcodes for bulk testing. Export to CSV or JSON for automated test suites.
Retail
Create product labels, internal SKU barcodes, and shelf labels for retail operations.
Warehouse
Generate logistics labels, inventory codes, and shipping barcodes with Code 128 and ITF-14.
Designers
Export high-resolution SVG and PNG barcodes for product packaging, labels, and mockups.
Students
Learn how barcodes work, understand check digits, and experiment with different symbologies.
Supported Barcode Standards
Every major barcode symbology — from retail to industrial
Product Barcodes
13-digit retail barcode used worldwide. The most common barcode for consumer products.
Compact 8-digit version of EAN for small products where space is limited.
12-digit barcode standard for North America. Used on virtually all retail products.
6-digit compressed version of UPC-A for small packages.
Global Trade Item Number — used for product identification across the supply chain.
13-digit book identifier used for books, ebooks, and publications worldwide.
International Standard Serial Number for magazines, journals, and periodicals.
International Standard Music Number for printed and digital sheet music.
Industrial & Logistics
High-density alphanumeric barcode for logistics, shipping, and inventory management.
Extended Code 128 with GS1 application identifiers for supply chain data.
14-digit barcode for outer shipping cartons and wholesale packaging.
Widely used alphanumeric barcode for industrial, government, and military applications.
Higher-density alternative to Code 39 with better data security.
Used in libraries, blood banks, and parcel tracking with start/stop characters.
Pharmaceutical barcode for medicine packaging and safety labelling.
Common Use Cases
One click to generate the right barcode for any scenario
Product Labels
Generate EAN-13 or UPC-A barcodes for retail product packaging
GenerateInventory Codes
Create Code 128 barcodes for warehouse inventory tracking
GenerateWarehouse Labels
Generate ITF-14 or GS1-128 barcodes for shipping cartons
GenerateRetail POS Testing
Test point-of-sale systems with valid EAN and UPC barcodes
GenerateAPI Testing
Generate test barcodes for validating barcode scanning APIs
GenerateShelf Labels
Create EAN-8 barcodes for small shelf labels and price tags
GenerateLearn About Barcodes
Understand the fundamentals of barcode technology
What is EAN-13?
Learn about the most widely used retail barcode standard
Read moreEAN vs UPC
Understand the differences between global and North American barcode standards
Read moreWhat is GTIN?
How the Global Trade Item Number works across the supply chain
Read moreHow Check Digits Work
The mathematics behind barcode check digit calculation
Read moreBarcode vs QR Code
When to use linear barcodes vs 2D QR codes for your project
Read moreWhat is GS1?
Understanding the global standards organisation behind retail barcodes
Read moreHow Barcode Scanners Work
The technology behind laser and camera-based barcode reading
Read moreCommon Barcode Mistakes
Avoid these frequent errors when generating and printing barcodes
Read moreFrequently Asked Questions
Part of the GenCore Ecosystem
Barcode Studio works great with other GenCore tools to create complete product data