Barcode Generator
Code128, EAN, UPC, ITF, Code39 barcodes
100% Private & In-Browser
Processed locally using client-side JavaScript. Your files and data never touch any server.
Instant & Unlimited
No registration, no waiting queues, and no limits on file conversions or generations.
What is Barcode Generator?
Generate print-ready barcodes in Code 128, EAN-13, UPC-A, Code 39, ITF and pharmacode formats. Customize dimensions, download as PNG or SVG — great for inventory and retail.
How to use Barcode Generator
Open Barcode Generator in any modern web browser on your computer, tablet, or smartphone.
Select, drag, or drop your file directly into the Barcode Generator workspace.
The tool processes your data in real time directly on your device using HTML5 Canvas hardware acceleration, WebAssembly image decoders, and offscreen bitmap buffers.
Copy your generated result to your clipboard, preview the output, or save your file with a single click.
- Cross-Platform Compatibility — works the same across Windows, macOS, Linux, iOS, and Android.
- No Account, No Email, No Watermarks — open the page and start working immediately.
- Real Image Processing — Canvas and WebAssembly decoders handle your pixels locally, at full resolution.
- Code128, EAN, UPC, ITF, Code39 barcodes
- Running a quick one-off task — once loaded, most tools keep working even if the connection drops.
- Generate print-ready barcodes in Code 128, EAN-13, UPC-A, Code 39, ITF and pharmacode formats. Customize dimensions, download as PNG or SVG — great for inventory and retail.
- Photographers, graphic designers, frontend engineers, and digital marketers who need to process and compress visual media without uploading gigabytes of data without installing software.
- Handling private or confidential material that should not be uploaded to third-party cloud services.
Frequently Asked Questions
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