Barcode•Client-Side Processing
Barcode Generator
Encode real CODE128, EAN13, UPC, and CODE39 barcodes with validation and SVG export.
Developer workbench
⌘ / Ctrl + Enter to runConfigure. Run. Inspect.
Runs locally. Inputs and results are not automatically saved.
12 input bytes
Output
How to Use Barcode Generator
01
Enter the barcode value.
02
Choose the format and bar height.
03
Run encoding; invalid values produce an error.
04
Preview and download the SVG.
Frequently Asked Questions
What format works for letters and numbers?
Code 128 supports full alphanumeric character sets.
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