Google Code Blog: QR Codes now available on the Google Chart APIBy Hiroyuki Komatsu, Google Chart API team You can easily render 2D bar codes, known as QR Codes, with the Google Chart API, along with pie charts and bar graphs. If you haven't seen a QR Code before, you are looking at one on the right hand side (To see more, do an image search for "QR Code".) QR Codes are a popular type of two-dimensional barcode. You can encode URLs, contact information, etc. i
