How to Decode 1D Barcodes Online from Images
Learn how to scan and decode linear 1D barcodes like Code 128, EAN-13, and UPC-A from photos and files.
Linear 1D barcodes like Code 128, EAN-13, and UPC-A remain foundational for retail POS and logistics tracking. When an optical hand scanner is unavailable, UDImaker allows you to decode linear barcodes directly from image files in your browser.
Supported 1D Barcode Symbologies
- Code 128: High-density alphanumeric tracking codes for logistics and inventory.
- EAN-13 / UPC-A: Retail point-of-sale product identification codes.
- Code 39 / ITF: Industrial packaging and warehouse location barcodes.
How to Decode 1D Barcodes on UDImaker
- Click the "Barcode Decode" toolbar button.
- Select your barcode picture or screenshot file.
- Automatically identify the symbology (e.g., Code 128) and read the encoded payload digits.
- Copy the resulting data directly to your clipboard for instant inventory lookup.
Sources and technical review
Standards-related guidance is checked against official sources. Confirm current sector requirements and local regulations before final production use.