Barcode generator
Generate Code 128, EAN-13, EAN-8 or UPC-A barcode images.
Your workspace
On-device processingLoading the tool…
Your files and text are processed in this browser. They are not uploaded to our server. Closing or refreshing the page clears your work.
A closer look
Generate Code 128, EAN-13, EAN-8 or UPC-A barcode images.
A practical example
Example input / task: EAN-13: 5901234123457
Common questions
What does this tool support?
Static codes only; no tracking or URL shortening. Up to 1,000 UTF-8 bytes for QR payloads, 10 MB / 16 megapixels for image reading. Scan readability depends on size and contrast. QR passwords/contact details are visible to anyone holding the code. Barcode checks do not establish product ownership or registration.
Does this tool send my input to another service?
No. Your input is processed in this browser. Required libraries are served by asdftools; input files, text and decoded links are not uploaded or opened automatically.
How to use this tool
- Enter text or choose a supported file. Everything is processed in this browser.
- Generate Code 128, EAN-13, EAN-8 or UPC-A barcode images.
- Set the options, run, review the result and download or copy it. Keep your original.
Before you start
Static codes only; no tracking or URL shortening. Up to 1,000 UTF-8 bytes for QR payloads, 10 MB / 16 megapixels for image reading. Scan readability depends on size and contrast. QR passwords/contact details are visible to anyone holding the code. Barcode checks do not establish product ownership or registration.
Quick answers
Does this tool send my input to a server?
No. Your input is processed in this browser. Download the result before closing the page; your workspace is not saved to an account.
What should I check before using the result?
Keep the original. Check the output’s content, layout, quality and format before sharing it or using it for important work. Review the limitations above for details.
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