Free Online Barcode Generator – Create Code 128, EAN-13, UPC-A, Code 39 Barcodes (PNG, SVG & Print)

Barcode Generator

Create Code 128, EAN-13, UPC-A, EAN-8, Code 39 and ITF barcodes in bulk • PNG, SVG and print labels • 100% free • No upload to server

1. Barcode type & data

Barcode type Code 128 (letters, numbers, symbols) Code 39 (capitals, numbers) EAN-13 (retail products, ISBN) UPC-A (retail, USA and Canada) EAN-8 (small packages) ITF - Interleaved 2 of 5 (digits) ITF-14 (shipping cartons) Data (one barcode per line, up to 60)

Add check digit (Code 39 mod 43, ITF mod 10)

2. Size & layout

Bar width: 3 px per module Bar height: 100 px Quiet zone (white space each side): 10 modules Text size: 18 px Show the number or text under the bars Wide bar ratio (Code 39 and ITF) 3 : 1 (more reliable) 2 : 1 (more compact)

3. Colors & download

Bar color Background color Transparent background (PNG and SVG) PNG download resolution 1x (as shown) 2x (sharper) 3x 4x (print)

4. Print sheet

Barcodes per row on the sheet 1 per row 2 per row 3 per row 4 per row 5 per row Dashed cut lines around each label

Print at 100% scale (no "fit to page") so the bar widths stay accurate. Always test-scan one printed label first.

Your barcodes

Everything runs in your browser. Your data is never uploaded. Check digits are calculated automatically where the standard requires them.