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Barcode Generator
About This Tool
Barcode Generator is a completely free online barcode generator. Without installing any software, you can create over a dozen common barcode types such as Code128, EAN-13 and UPC-A right in your browser. It supports batch generation and custom colors and sizes. Everything is processed locally and nothing is uploaded, so your data stays private and secure.
How to Use
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Choose type
Pick the barcode type for your needs: choose EAN-13 for retail products or Code128 for general use.
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Enter content
Type the barcode content in the box. One item per line for batch generation, or use commas, semicolons and other separators.
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Adjust style
Tweak the width, height, foreground and background colors as needed, and toggle the text display or adjust its size.
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Generate preview
Click Generate Barcode to preview the result on the right. It regenerates automatically when input or styles change.
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Download export
Download the result as a PNG image or SVG vector. Batch-generated barcodes are packed into a ZIP for one-click download.
Use Cases
- Retail: generate EAN/UPC barcodes for products used in checkout and inventory management.
- Library management: create EAN-13 barcodes for books to ease cataloging and circulation.
- Logistics and warehousing: batch-generate Code128 barcodes for packages, shelves and assets to boost efficiency.
Key Advantages
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Completely free
No limits on the number of barcodes, no hidden fees, and every barcode type is available without registration.
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Batch generation
Enter multiple items at once to generate barcodes in bulk, packaged as a ZIP for one-click download.
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Rich types
Over a dozen common types are built in, including Code128, EAN, UPC, Code39 and Codabar.
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Free styling
Width, height, colors and text display can all be customized for different printing and display scenarios.
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High-resolution output
Export as SVG vector or high-resolution PNG, scalable without quality loss for print-grade use.
Barcode Type Comparison
Barcode types differ in character capacity, application fields and encoding rules. Common types are listed below:
| Type | Application | Characteristics |
|---|---|---|
| Code128 | General, logistics, warehousing | Supports all ASCII characters, high density, most common |
| EAN-13 | Retail products | International retail barcode with 13 digits |
| UPC-A | North American retail | Retail barcode with 12 digits, used in North America |
| Code39 | Industrial, asset management | Supports digits and letters, widely used for industrial labels |
FAQ
A barcode generator is an online tool that turns the text you enter into a scannable barcode image, widely used for labeling and tracking in retail, books, logistics and more.
Over a dozen common types are supported, including Code128, EAN-13, EAN-8, UPC-A, Code39, ITF-14 and Codabar. Different types suit different scenarios; see the comparison table above.
Put one item per line to generate in batch, or choose separators such as commas or semicolons. The generated barcodes are automatically packed into a ZIP for one-click download.
Yes. Download the SVG vector for print at any size without quality loss. For PNG, choose a large enough size to keep the scan clear.
Different types have different character sets: EAN only accepts fixed-length digits, while Code128 supports all ASCII characters. The tool will warn and refuse if the content does not fit the chosen type.
No, it is completely free. Open the page and use everything. Usage is only counted when you download images, so everyday use costs nothing.
No. Barcodes are generated locally in your browser, and neither your input nor the images are uploaded, so sensitive data such as internal product codes is safe.
Yes. The page is responsive on mobile browsers with full generation and download features, handy for printing barcodes on site.
Printing software requires installation and some features cost money. The online generator needs no install or registration, works instantly, and supports batch and vector export, which is more convenient for daily use.
Check whether the type matches the content, the width is not too small, and there is no extra whitespace. Code128 at the default width generally gives the highest recognition rate.
Yes. Set the foreground and background colors freely in the settings, and control the text display and size. Keep strong contrast for reliable scanning.
Yes. Turn on "Show Text" to display the content below the barcode, and adjust the font size for easy manual reading and verification.
Content last updated：2026-07-10
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