Generate Barcode
Create 1D barcodes (Code128, EAN13, UPC, ISBN, and more)
Barcode generation is ready.
Per-format input requirements:
- Code 128 — any printable ASCII (general-purpose, recommended for free text).
- Code 39 — uppercase A–Z, 0–9, and a few symbols (
- . $ / + % space). - EAN-13 — exactly 12 digits (the 13th is computed as a checksum).
- EAN-8 — exactly 7 digits.
- UPC-A — exactly 11 digits.
- ISBN-13 — 12 digits (without dashes); 978/979 prefix expected.
- ISBN-10 — 9 digits.
- ISSN — 7 digits.
PNG output for general use; SVG for high-resolution print or to scale without quality loss.