Barcode Generator (Code39)
Create Code39 barcodes in your browser and download them as PNG images.
Narrow bar unit width
Bar height
Blank margin around barcode
Preview
No barcode yet — click Generate.
How to Use the Barcode Generator
- Type the text to encode (A–Z, 0–9, space, - . $ / + %).
- Adjust module width, height and quiet zone as needed.
- Toggle human-readable text on or off.
- Click Generate to render the barcode preview.
- Click Download to save a PNG of the barcode.
💡 Tip: Use short strings for labels and SKU tags. For high-density numeric barcodes or smaller sizes consider Code128 (available on request).
What is this tool?
A simple in-browser barcode generator that creates Code39 barcodes and exports them as PNG images. Useful for labels, inventory tags, and product codes.
Why use our tool?
- Offline & Private: Everything runs in your browser — no data leaves your machine.
- Fast: Instant rendering and download.
- Customizable: Adjust module width, height and margins for your printing needs.
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