Free Bulk Barcode Generator
Paste one value per line, choose the barcode type and generate up to 500 barcodes in one go. Invalid rows are flagged with the reason, a preview grid lets you check the result, and you can download a ZIP of PNG or SVG files, a single PDF or a CSV report.
Paste up to 500 lines. Each non-empty line becomes one code.
6 valid · 0 invalid · 6 total
- …
1. 590123412345
- …
2. 590123412352
- …
3. 590123412359
- …
4. 590123412366
- …
5. 590123412373
- …
6. 590123412380
Your data stays on your device.
How does it work?
- 1Paste your list, one value per line (1 to 500 lines).
- 2Choose the barcode type, for example EAN-13, Code 128 or Code 39, and adjust the appearance.
- 3Review the preview grid and fix the rows that are flagged as invalid, each with its reason.
- 4Generate and download a ZIP of PNGs, a ZIP of SVGs, one PDF, or the CSV validation report.
What is Bulk Barcode Generator?
Bulk generation turns a plain list of values into a full set of barcode images. Every line is checked against the rules of the chosen type: the number of digits, the allowed characters and, where the format has one, the check digit. Rows that fail are flagged with a message, so you can correct the source list instead of finding errors after printing.
The work runs in your browser with a progress bar; a batch of 500 codes can take a few seconds. The preview grid loads lazily so it stays responsive. For lists with extra columns such as product name or price, or for more than 500 rows, the CSV tool accepts up to 5,000 rows.
The ZIP exports contain one file per barcode, named after the value, which suits design or print workflows. The single PDF is convenient for quick review or printing, and the CSV report lists what was valid and what was not for your records.
When should you use it?
- You have a list of SKUs, asset numbers or serials that all need barcodes.
- You must check a supplier's list of EAN numbers and find the invalid ones.
- A printer or label workflow needs one vector file per barcode.
- You are building test data for a scanner, stock system or point of sale.
- You want to keep a validation record of which codes passed and which failed.
Privacy
This tool runs in your browser. What you type, paste or open is processed on your device by JavaScript and is not sent to our servers, stored or shared. Your data stays on your device.
Your list is processed in the browser tab and never uploaded. ZIP, PDF and CSV files are created locally on your device.
Frequently Asked Questions
How many barcodes can I generate at once?
Up to 500 values per run, one per line. If you need more, or extra text fields, use the CSV barcode tool, which accepts files of up to 5,000 rows and 5 MB.
What happens to invalid rows?
They are flagged with a reason, such as a wrong length, an invalid character or a check digit that does not match. Fix them in the source list, or use the CSV report to see exactly which lines failed.
Which export should I choose?
Use the ZIP of SVG files for design and print work because it scales without loss, the ZIP of PNG files for documents or web use, the PDF for a quick sheet, and the CSV report for a validation record.
Will a batch of 500 slow down my browser?
It can take a few seconds, and a progress bar shows how it is going. Preview thumbnails are loaded only as you scroll, which keeps the page responsive on ordinary computers.
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