This document discusses webcam barcode scanners and lists the best software options for scanning barcodes using a webcam. A webcam barcode scanner allows you to scan various barcode formats using the webcam on your device rather than a dedicated scanner. It works by using software that recognizes the barcode image captured by the webcam. The document then lists and describes 4 free software options for scanning barcodes with a webcam: bcWebCam, Zbar Barcode Reader, Online Barcode Reader, and Free Barcode Scanner Reader Software. Each option supports scanning different barcode types and formats and can be used across multiple operating systems.