In June 2012, IDAutomation released an update to their 2D ActiveX Control to include the QR-Code barcode. The latest package can be downloaded with a new purchase or an active priority support and upgrade subscription.
They have also added this ActiveX component to the QR Code Font and Encoder packages:
QR Code Font and Encoder Advantage Package
QR Code Font and Encoder for Windows
2D Universal Barcode Font and Encoder for Windows
2D Universal Barcode Font and Encoder Advantage