Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

I can think of few things in technology as widely detested as the QR code. Israeli startup Visualead understands that problem and is looking to make them more palatable with the release of a new ...

QR codes have become an everyday tool, whether you’re scanning a menu at a restaurant, accessing a website, or sharing contact details. But have you ever thought about creating them yourself—right ...