Barcode Generator
Create professional barcodes in CODE128, EAN-13, UPC, CODE39 and more. Free, unlimited, and instant. Download as high-resolution PNG or crisp SVG. No signup, no watermark, everything runs in your browser.
How to Generate a Barcode Online for Free
Enter Your Data
Type or paste the text, product number, or SKU you want to encode into the input field above. Numbers, letters, and symbols are all supported depending on the format.
Pick Format & Style
Choose a barcode type. CODE128 works for almost everything, EAN-13 and UPC for retail products. Adjust bar width, height, and color, then hit the green Generate button.
Download & Use
Your barcode renders instantly in the preview. Download it as a print-ready PNG for labels and packaging, or as an SVG that scales to any size without losing sharpness.
Key Features of Our Barcode Generator
Built for speed, print quality, and privacy.
9 Barcode Formats
CODE128, EAN-13, EAN-8, UPC-A, CODE39, ITF-14, MSI, Pharmacode, and Codabar for retail, logistics, and pharma.
Instant Generation
Barcodes render the moment you click Generate. No upload, no queue, no server round-trip.
No Account Required
Type your data and generate. No email, no password, no sign-up walls.
PNG & SVG Downloads
High-resolution PNG for printing labels, or infinitely scalable SVG for design software.
Custom Size & Color
Control bar width, height, and color to match your label size and brand.
100% Private
Everything is generated inside your browser. Your data never leaves your device.
Unlimited & Free
No daily caps, no premium tier, no watermarks. Generate as many barcodes as you need.
Format Validation
Invalid input for strict formats like EAN-13 is flagged instantly with a clear error message.
Works on Every Device
Browser-based on Windows, Mac, Linux, iOS, Android, and Chromebook. Nothing to install.
Why Choose Our Barcode Generator
What separates it from desktop label software and paid barcode services.
Nothing to Install
No desktop label software, no browser extension, no trial license keys. It runs entirely in the tab you’re already in.
Scanner-Ready Output
Barcodes follow the exact symbology specifications, so they scan reliably on retail POS systems, warehouse readers, and phone apps.
Zero Data Collection
Generation happens client-side in JavaScript. Your product codes, SKUs, and serial numbers are never sent to any server.
Print-Perfect Quality
SVG export means your barcode stays razor sharp at any print size, from tiny jewelry tags to shipping pallet labels.
Supported Devices
Desktop
Windows & Mac
Laptop
Any browser
Tablet
iPad & Android
iPhone
iOS Safari
Android
Chrome & more
Chromebook
ChromeOS
What Is a Barcode Generator and Who Needs One?
A barcode generator converts plain text or numbers into a machine-readable pattern of bars and spaces that any scanner can decode in a fraction of a second. Small shops use them to label products for a POS system, warehouses print them for inventory bins and pallets, sellers on marketplaces need them for FBA and fulfillment labels, and libraries, gyms, clinics, and schools use them for membership cards and asset tracking. Instead of paying for label software or a subscription service, this tool produces the same scanner-ready output directly in your browser, free and without limits.
Which Barcode Format Should You Choose?
CODE128, The Universal Choice
If you are not sure which format to pick, use CODE128. It encodes letters, numbers, and symbols, produces compact barcodes, and is accepted by virtually every modern scanner. It is the standard for internal SKUs, shipping labels, and asset tags.
EAN-13 and UPC-A, Retail Products
Products sold in stores worldwide carry EAN-13 barcodes (12 digits plus a check digit), while UPC-A is the North American retail standard. Both are strictly numeric. Note that official retail barcodes must be registered through GS1. This tool renders the barcode image for any valid number you already own.
CODE39, Industrial and Government
An older but extremely robust format used in automotive, defense, and healthcare labeling. It supports uppercase letters and digits and tolerates lower print quality.
ITF-14, Cartons and Cases
Used on outer shipping cartons to identify trade units. It encodes 14 digits and prints reliably even on corrugated cardboard.
MSI, Pharmacode, and Codabar, Specialized Uses
MSI appears on warehouse shelf labels, Pharmacode is used in pharmaceutical packaging control, and Codabar survives in blood banks, libraries, and photo labs. If your industry uses one of these, the tool has you covered.
How This Barcode Generator Works
The moment you click Generate, the tool validates your input against the rules of the selected symbology. For example, EAN-13 must contain exactly 12 or 13 digits with a valid check digit. It then computes the bar pattern and renders it as a vector SVG at your chosen width, height, and color. Because the entire process runs in JavaScript inside your browser, nothing you type is ever transmitted, stored, or logged. The PNG download is rendered from the vector at high resolution, so printed labels stay crisp and scannable.
Tips for Printing Scannable Barcodes
Keep a quiet zone, a margin of white space, on both sides of the barcode. Print black bars on a white background whenever possible; low-contrast color combinations can fail to scan. For small labels, prefer a narrower bar width but never shrink the barcode below the scanner’s minimum size. When in doubt, print a test label and scan it with a free phone app before committing to a full print run.
What Users Say
Labeled my entire store inventory in one afternoon. Every code scans first try on my POS.
The SVG export is perfect for my packaging designer. No watermark, no signup. Rare these days.
We generate ITF-14 carton codes here daily. Faster than the paid software we used to run.
Frequently Asked Questions
Label anything, instantly.
Generate scanner-ready barcodes for your products, inventory, and shipments. Free forever, private by design.
Disclaimer
This barcode generator is a free utility that renders barcode images from data you provide. All generation happens locally in your browser; no input is transmitted or stored. Barcode images produced here follow standard symbology specifications, but for commercial retail use (EAN/UPC), the underlying numbers must be officially licensed through GS1 or the relevant authority in your country. You are responsible for ensuring any barcode you print or distribute is used lawfully and does not misrepresent product identity. This tool is provided as-is without warranty; always test-scan printed barcodes before large production runs.