Barcode Generator
Generate a scalable Code 39 barcode from supported text and download it as an SVG file.
Creates a Code 39 barcode locally. Supports A–Z, 0–9, spaces, and - . $ / + %. Scan-test it with your target reader before printing or using it for inventory.
🔒 All processing happens in your browser — files never leave your device. Your input stays in this browser and is not uploaded to Smart Online Tools.
How it works
- Enter up to 80 supported characters.
- Review the barcode preview.
- Download the SVG and test it with your intended scanner.
Good to know: Code 39 supports A–Z, 0–9, spaces, and - . $ / + %. Barcode readers and print quality vary, so scan-test before relying on it.
Privacy and processing
Your input stays in this browser and is not uploaded to Smart Online Tools.
Frequently asked questions
What does Barcode Generator do?
Create and download a Code 39 barcode as an SVG. Generate a scalable Code 39 barcode from supported text and download it as an SVG file.
Does this tool upload my files or input?
Your input stays in this browser and is not uploaded to Smart Online Tools.
What should I know before using this tool?
Code 39 supports A–Z, 0–9, spaces, and - . $ / + %. Barcode readers and print quality vary, so scan-test before relying on it.