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TL ToolLab

Generators

Barcode Generator

Generate Code 128, Code 39, EAN-13, EAN-8, UPC-A, or ISBN-13 barcodes instantly. Free online barcode generator.

Input

Processing…

EAN-13, EAN-8, UPC-A, and ISBN-13 require a specific number of digits and a valid checksum.

Result

Barcode will appear here.

How to Use

  1. Choose a barcode format (Code 128, Code 39, EAN-13, EAN-8, UPC-A, or ISBN-13).
  2. Enter the value to encode.
  3. The barcode image is generated automatically and can be downloaded.

About Barcode Formats

Code 128 and Code 39 can encode arbitrary text and numbers, making them flexible for internal tracking codes. EAN-13, EAN-8, UPC-A, and ISBN-13 are fixed-length retail and publishing standards that require a specific number of digits and include a built-in checksum digit to detect scanning errors.

Common Uses

  • Generating a Code 128 barcode for an internal inventory or asset tracking label.
  • Creating an EAN-13 or UPC-A barcode for a retail product based on its assigned number.
  • Printing an ISBN-13 barcode for a self-published book.

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