QR codes are a type of barcode, or scannable pattern, that contain various forms of data, like website links, account information, and phone numbers.

You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

Adding a camera to a project used to be a chore, but modern camera modules make it simple. But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he ...

In October the Oracle Riverside car park implemented a new method of paying for parking - using QR codes or tap out on exit. But Andrew Curtis said he and his wife had struggled to pay for parking ...