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This article explains how QR codes, invented at Denso in 1992 by Masahiro Hara and inspired by Go, are poised to replace the 50-year-old barcode system as GS1 pushes a global retail standards shift from UPC barcodes to higher-capacity 2D QR codes.
The article explores free distraction-blocking apps like Foqos and Switchly that use NFC tags or QR codes as physical barriers, providing a low-cost alternative to paid devices such as Brick.
This review discusses the SmartLabels QR Code Organizing System, which uses AI and QR codes to help users inventory and manage household items, though it requires consistent app updates for accuracy.
ReviewMix is a product that helps businesses manage Google reviews by providing printable QR codes, an inbox for replies, and embedding options for websites. It is EU-hosted and offers a free tier.
A fun web-based tool that generates QR codes in the form of 3D trees with seasonal variations, running entirely in the browser without uploading any data.
This article explores the art and technique of creating beautiful and scannable QR codes, covering methods like error correction, AI generation, and custom rendering tools while emphasizing the balance between aesthetics and functionality.
A guide covering pitfalls and best practices for using QR codes correctly.
CZ announces that Binance Pay now supports scanning local QR codes in Vietnam for easy payments.
The article illustrates the Doorman Fallacy through a personal story about replacing physical menus with QR codes at a restaurant, highlighting how technology can degrade social experiences and customer satisfaction.
ShadowCat is an offline single-file HTML page for transferring data between devices via QR codes, intended for old phones with functional cameras and browsers but broken radios.