Home › Tools › Barcode Generator
📊 Barcode GeneratorGenerator
About Barcode Generator
Generate professional, industry-standard barcodes instantly with this powerful, browser-based Barcode Generator. Designed for retailers, inventory managers, web developers, and small business owners, this tool eliminates the need for expensive design software or complex online services. Everything you need to create, customize, and export high-quality barcodes is right at your fingertips. Unlike generic generators, this tool offers granular control over your barcode's appearance. Choose from three major industry formats: Code 128 (highly flexible, supports letters, numbers, and symbols), EAN-13 (standard for global retail products), and UPC-A (standard for North American products). Fine-tune every detail with intuitive sliders for bar width, bar height, and text size. Customize the visual identity by selecting custom bar and background colors, and choose whether to display the human-readable value beneath the bars. Built with privacy and performance in mind, 100% of the processing happens locally in your browser. Your sensitive product data never leaves your device. The tool features real-time validation, instantly alerting you if your input doesn't match the strict digit requirements of EAN-13 or UPC-A formats, complete with helpful hints to guide you. When you are ready to deploy, export your creation in the format that best suits your needs. Download a crisp, high-resolution PNG (with 1x, 2x, or 3x scaling options perfect for physical printing) or a perfectly scalable SVG file. For web developers, the one-click "Copy SVG Code" feature lets you paste the vector markup directly into your HTML or design software. Fast, private, and incredibly versatile.
How to use Barcode Generator
- Select your desired barcode format (Code 128, EAN-13, or UPC-A) from the dropdown menu.
- Enter your product ID, serial number, or text into the "Value / Data" input field.
- Adjust the "Bar Width" and "Bar Height" sliders to match your label or packaging dimensions.
- Use the color pickers to customize the bar color and background color to match your brand.
- Toggle "Show value text below bars" on or off, and adjust the text size for optimal readability.
- Observe the real-time preview panel, which updates instantly as you make changes.
- If you see a red error message, check the hint below the input field (e.g., EAN-13 requires exactly 12 or 13 digits) and correct your value.
- Choose your PNG export scale (1x for web, 2x or 3x for high-quality printing).
- Click "Download PNG" or "Download SVG" to save the file to your device.
- Alternatively, click "Copy SVG Code" to copy the raw vector code directly to your clipboard for web or design use.
Frequently asked questions
Is this barcode generator free and private?
Yes, it is 100% free to use. All processing happens locally in your browser, meaning your product data is never uploaded to any server.
What barcode formats are supported?
The tool supports Code 128 (any text, numbers, or symbols), EAN-13 (12 or 13 digits), and UPC-A (11 or 12 digits).
Why am I getting an "Invalid value" error?
EAN-13 strictly requires 12 or 13 numeric digits, and UPC-A requires 11 or 12 numeric digits. Code 128 is more flexible and accepts letters, numbers, and symbols.
Can I change the colors of the barcode?
Absolutely. You can use the built-in color pickers to set any custom color for the bars and the background.
What is the best format for printing physical labels?
For physical printing, download as a PNG and select the "3x (print quality)" scale, or download as an SVG for infinite scalability without any loss of quality.
Can I hide the numbers below the barcode?
Yes, simply uncheck the "Show value text below bars" option to generate a barcode with only the visual bars.
How do I use the "Copy SVG Code" feature?
Click the button to copy the raw SVG markup to your clipboard. You can then paste it directly into an HTML file, or into vector design software like Adobe Illustrator or Figma.
Does this tool work on mobile devices?
Yes, the interface is fully responsive and works seamlessly on smartphones, tablets, and desktop computers.
What happens if I enter letters into an EAN-13 field?
The tool will instantly flag it as invalid and display a helpful error message, preventing you from generating an unreadable or non-compliant barcode.