bcWebCam - Scan barcodes and QR Codes with your computer web cam
8th Wall - Cross-Platform Mobile AR
ZXing - Barcode Scanner for Android
blippar - Blippar is a revolutionary new image recognition platform that lets you capture a real life image and watch it come to life on your mobile device. Just find images with the blipp logo and unlock a new level of interactivity.
Barcode to PC: Wi-Fi scanner - Turn your smartphone into a real barcode scanner
Vuforia - Leading Augmented Rreality platform.