Those little black and white squares everywhere were created by a Japanese engineer who found inspiration in the most UN ...

The QR code was developed in the early 2000s but spiked in popularity during the COVID-19 pandemic as a way to reduce ...

Perfect for weddings, events, or that holiday card with a Spotify playlist This article explains how to use custom QR code generators to make your own barcode on a smartphone, tablet, or computer.

His post takes us on a journey into the encoding of QR codes, not in terms of their optical pattern generation, but instead the bit stream they contain. There are different modes to denote ...

In 2025, customers are constantly moving between the physical and digital worlds. QR codes are the bridge that allows ...

You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do it already. The humble QR (or Quick Response) code has become ubiquitous.

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR ...

“Legitimate vendors use QR codes to save time,” Roger Grimes, a data-driven defense evangelist at KnowBe4, said in a recent ...

Inspired by the black-and-white grid pattern of the traditional Japanese board game “Go,” the QR code was further developed ...

UPI transactions hit Rs 24.77 trillion in value and 19.78 billion in volume in March 2025, showcasing how cashless payments ...