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Barcode Generator

Generate Code 128 barcodes from text. Customize and download as PNG.

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Barcode Generator: Create Code 128 Barcodes for Free

Barcodes remain one of the most widely used identification systems in the world. From retail products and shipping labels to warehouse inventory and access control, barcodes enable fast and accurate data capture. Our free barcode generator creates high-quality Code 128 barcodes instantly, right in your browser with no server upload required.

Code 128 is one of the most versatile and compact barcode symbologies available. It supports the full ASCII character set (characters 32 through 127), making it suitable for encoding product codes, serial numbers, tracking identifiers, and virtually any alphanumeric string. Code 128 is widely used in logistics, supply chain management, and industrial applications.

Using this tool is straightforward: enter the text you want to encode, customize the bar width, height, and colors, then download the barcode as a PNG image or copy it directly to your clipboard. You can also toggle whether the human-readable text is displayed below the barcode. The generated barcodes are fully scannable by standard barcode readers and scanner apps.

Whether you need barcodes for product labeling, asset tracking, document management, or personal projects, this tool delivers professional-quality results. All processing happens locally in your browser, ensuring your data stays private. Generate unlimited barcodes with no registration, no watermarks, and no restrictions.

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FAQ

What is Code 128 and why should I use it?+
Code 128 is a high-density barcode symbology that supports all 128 ASCII characters. It is one of the most commonly used barcodes in shipping, packaging, and industrial applications because it produces compact, highly reliable codes that are easy to scan.
What characters can I encode in a Code 128 barcode?+
Code 128B (used in this tool) supports all standard ASCII characters from space (32) to DEL (127), including uppercase and lowercase letters, numbers, punctuation, and special symbols.
Can barcode scanners read the generated barcodes?+
Yes. The barcodes generated by this tool follow the official Code 128 specification with proper start codes, checksums, and stop patterns. They are fully compatible with standard barcode scanners and mobile scanner apps.
What is the maximum length of text I can encode?+
There is no strict character limit for Code 128 barcodes, but longer text produces wider barcodes that may be harder to print and scan. For best results, keep your content under 80 characters.
Can I customize the barcode appearance?+
Yes. You can adjust the bar width (affecting overall size), barcode height, bar color, background color, and toggle the human-readable text display. The barcode can be downloaded as a PNG image or copied to your clipboard.

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