Home | QR code generator and reader

A QR Code is a matrix code (or two-dimensional bar code) created by Japanese corporation Denso-Wave in 1994. The "QR" is derived from "Quick Response", as the creator intended the code to allow its contents to be decoded at high speed.

Here is the QR code generator PHP class using Google Chart API the PHP source code can be downloaded from the author website here
 

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Google Chart API

The Google chart API has so many useful stuff and one of them is the QR generator, here is an easy way to generate a desired QR Code;
	http://chart.apis.google.com/chart?cht=qr&chl=your+text+here&chs=186x186
You can copy the code and paste it on your browser address bar and instantly the Google chart API will generate a QR encoded representation of your text.
 

Flash QR Reader

For the QR Reader here is a flash based reader, you need a webcam for this to work

Hold your webcam and face it on the QR Code, if you have problem with camera focus you can print the QR Code image and face the web camera on the printed copy

The AS3 Source Code can be found here.