Barcode production tools

Generate barcodes in bulk. Ready for real work.

Batch-generate print-ready barcodes locally in your browser. No sign-up and no uploads required.

Generate Code 128Free forever for basic use

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SKU-2026-00421

Code 128Ready

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Popular generators

The most common formats for logistics, retail, packaging and mobile workflows.

Code 128

The most versatile 1D barcode for logistics and shipping labels.

EAN-13

The standard retail barcode for products sold worldwide.

UPC-A

The 12-digit barcode used on retail products in North America.

QR Code

2D barcode for URLs, contact info and mobile scanning.

All barcode types

31 formats

Retail

EAN-8The compact 8-digit retail barcode for very small products and packs.UPC-EThe compressed 6-digit UPC for tiny packages in US retail.ISBNBookland barcode built from a book's ISBN-13 for covers and dust jackets.

Logistics

Code 39Simple alphanumeric barcode common in industrial and government use.ITF-14Barcode for cartons and outer shipping cases.GS1-128The supply-chain barcode standard for cartons, pallets and logistics labels.Interleaved 2 of 5Dense numeric barcode used on cartons and warehouse labels (ITF).

2D & Mobile

PDF417High-capacity stacked 2D barcode for ID cards, postage and freight.

Specialized

DataMatrix2D barcode for electronics, medical and small-item marking.Code 93High-density alphanumeric barcode, roughly 40% denser than Code 39.Aztec CodeCompact 2D barcode for boarding passes, tickets and small labels.MSI PlesseyNumeric barcode still found on warehouse shelf and inventory labels.Code 32Italian pharmaceutical barcode (Italian Pharmacode) for drug packages.PharmacodeCompact pharmaceutical barcode for tamper-evident medicine labels.CodabarSelf-checking numeric barcode used by libraries, blood banks and logistics.POSTNETUSPS postal barcode encoding ZIP, ZIP+4 and delivery point numbers.Code 11Numeric barcode for telecom equipment labels - digits plus dash.Standard 2 of 5Legacy numeric barcode (Industrial 2 of 5) for warehouse and airline labels.GS1 DataMatrix2D barcode with GS1 Application Identifiers - healthcare, pharma and retail.URL QR CodeA QR code that opens a website when scanned — batch generate for any link.Text QR CodeEncode plain text into a QR code that shows when scanned — no website needed.Phone Number QR CodeA QR code that opens the dialer with your number — scan to call.SMS QR CodeScan to open a new text message with your number and message pre-filled.Email QR CodeScan to open a new email with your address, subject and body ready.Google Maps QR CodeA QR code that opens your location in Google Maps — scan for directions.WhatsApp QR CodeScan to start a WhatsApp chat with your number — no need to save the contact.vCard QR CodeScan to save your contact details straight into the phone's address book.

Operations

Barcode utilities

Small tools for validating, sequencing and reading barcode data without leaving your browser.

Check Digit CalculatorCalculate or verify the GS1 check digit for EAN, UPC, ITF-14 and SSCC numbers - one at a time or in bulk.Serial Number GeneratorGenerate sequential or padded serial numbers with prefix and suffix - ready to paste into any barcode generator.Barcode DecoderUpload a photo of a barcode or QR code and read what it contains - decoded in your browser.

Local processing

Barcode data is generated in your browser instead of being uploaded for basic generation.

Batch generation

Paste one value per line and produce an entire set in a single pass.

Print-ready workflow

Preview the batch and open a clean print sheet when the output is ready.

Reference

Guides & help

Practical answers for choosing formats, preparing data and printing barcodes that scan reliably.

What Is EAN-13What the 13 digits mean, the size and quiet-zone rules, and how to make one free.Print Barcodes from ExcelTurn a column of SKUs, UPCs or tracking numbers into a printable barcode sheet.Print Barcodes on Avery LabelsPrint barcode labels on Avery or compatible label sheets - size, layout and quiet zone.Why Won't My Barcode ScanThe 7 most common reasons a printed barcode will not scan, and how to fix each one.Barcode Size GuideHow big a barcode should be - minimum sizes per format and quiet-zone rules.Get a UPC or EAN NumberWhere real UPC/EAN numbers come from, and why you cannot make your own.What is a GTINGTIN explained: the 8, 12, 13 and 14-digit product numbers behind barcodes.Barcode vs QR CodeThe difference between 1D barcodes and QR codes, and when to use each.How to Make a QR CodeMake a QR code in seconds: URL, text, Wi-Fi or vCard, free and no sign-up.Barcode Labels in WordPut barcode labels in Word using labels/mail-merge and generated images.Barcode Check DigitsHow EAN, UPC and ITF-14 check digits work - and why you never type them.