ZXing - Barcode Scanner for Android
ZXing Decoder - Decode a 1D or 2D barcode from an image on the web. Supported formats i nclude: UPC-A and UPC-E
DNSChecker.org QR Code Scanner - QR Scanner is the perfect tool to read QR codes with a webcam on a PC. It also allows you to upload the QR code image for scanning.
Dynamsoft Barcode Reader - 1D & 2D barcode scanner SDK for desktop, web & mobile
Barcode2Win - Transform Android device into a Windows WiFi barcode scanner
ConnectUpz - Helping service businesses to connect and grow your customer base by becoming part of of a larger ecosystem.