ZBar and zxing are two iphone-compatible barcode reader libraries. I figured out how to integrate Zbar with PhoneGap for use as a QR code reader in my PhoneGap iphone application. The process has a few major steps. Download and install PhoneGap. Setup a PhoneGap application in XCode Download and install Zbar. Follow the Zbar documentation to incorporate the SDK library into your PhoneGap Git the Z