QR Code

Decoder
ZXing Decoder Online - http://zxing.org/w/decode.jspx
 * This is a simple page that will let you decode a 1D or 2D barcode found in an image online. Enter a URL below. Or try uploading a file.

Generator Encoder
QR Code Generator - http://zxing.appspot.com/generator/
 * QR Code Generator from the ZXing Project

Kaywa QR-Code Generator - http://qrcode.kaywa.com/