Hacker News with Generative AI: QR Codes

Paper: QR code menus diminish customer loyalty (compared to traditional menus) (sciencedirect.com)
The adoption of digital menus accessed through quick response (QR) codes has witnessed a notable upsurge.

QR Codes, Customer Loyalty, Food Industry, Restaurant Technology, Research

3 points by m463 22 days ago | 0 comments

Why are QR Codes with capital letters smaller than QR codes with lower case? (shkspr.mobi)
Take a look at these two QR codes. Scan them if you like, I promise there's nothing dodgy in them.

QR Codes, Design, Technology

319 points by todsacerdoti 39 days ago | 123 comments

Show HN: Embedding WebAssembly in QR Codes (strich.io)
QR codes normally contain URLs which are opened in a web browser, but there’s nothing stopping you from putting something else in there. For reasons I do not fully understand, I’ve decided to embed WebAssembly in a QR code.

QR Codes, WebAssembly, Programming, Security

7 points by alex_suzuki 55 days ago | 1 comments

Dual-Link QR Code Generator (dualqrcode.com)

QR Codes, Web Development, Tools

75 points by redbell 67 days ago | 19 comments

A QR code that sends you to a different destination – lenticular and adversarial (mstdn.social)

QR Codes, Optical Illusions, Security, Computer Vision

546 points by zdw 69 days ago | 76 comments

I built a QR code with my bare hands to see how it works [video] (youtube.com)

QR Codes, DIY, Video, Technology

9 points by ColinWright 78 days ago | 1 comments

I developed Dynamic QR code generator with analytics (989tools.com)
Create dynamic QR codes and unlock comprehensive insights. Track scans, analyze user behavior, and optimize your campaigns with real-time analytics.

QR Codes, Analytics, Marketing, Tools

6 points by nookeshkarri7 120 days ago | 6 comments

Show HN: SurveyMoji – An easy way to get realtime feedback with a link/QR code (surveymoji.com)
Emoji surveys are a quick way to get feedback from your audience during a video call or conference.

Surveys, Feedback, QR Codes, Video Conferencing, Tools

16 points by zoidb 124 days ago | 6 comments

Creating a QR Code step by step (nayuki.io)

QR Codes, Programming, Tutorials

247 points by D4Ha 136 days ago | 46 comments

Show HN: I built an app to use a QR code as my doorbell (dingdongdoorbell.com)
Ding Dong Doorbell offers a versatile digital doorbell for every entrance.

DIY, Hardware, Smart Home, Web Development, QR Codes

140 points by dirkc 156 days ago | 231 comments

Banks and regulators warn of rise in 'quishing' QR code scams (ft.com)
Banks and regulators warn of rise in ‘quishing’ QR code scams

Cybersecurity, Scams, Financial Technology, QR Codes

4 points by marban 157 days ago | 1 comments

Hand-crafting a QR code using Checker Board and Stones [Veritasium] [video] (youtube.com)

QR Codes, Creative Projects, DIY, Art, Video

9 points by vishnuharidas 183 days ago | 2 comments

Show HN: QRCode.fun – Beautiful QR Code Generator (qrcode.fun)
Create custom QR codes for free. Generate QR codes easily in seconds.

QR Codes, Web Development, Tools

16 points by reverie-studio 183 days ago | 4 comments

Show HN: qrframe – generate beautiful qr codes with javascript code (github.com/zhengkyl)
code-based qr code generator

JavaScript, QR Codes, Code Generation, Open Source, Show HN

401 points by zhengkyl 184 days ago | 79 comments

What's inside the QR code menu at this cafe? (peabee.substack.com)
A few days ago, I went to a cafe near my home. I sat down and scanned the QR code on the table. It took me to a website displaying the cafe's menu. It asked me for my name and Whatsapp mobile number. I entered the details and placed the order.

QR Codes, Mobile Payments, User Experience

464 points by captn3m0 192 days ago | 317 comments

Flipbook – Animated QR Codes (github.com/cereallarceny)
Flipbook is a superset of QR codes that allows for infinitely sized payloads. Download apps, rich-text, and more without the need for an internet connection.

QR Codes, Mobile Apps, Offline Content, Open Source

35 points by cereallarceny 205 days ago | 14 comments

QR Code generator library (Java, TypeScript, Python, Rust, C++, and C) (nayuki.io)

QR Codes, Programming Languages, Libraries

5 points by nabla9 215 days ago | 0 comments

Linux 6.12 to Optionally Display a QR Code During Kernel Panics (phoronix.com)

Linux, Operating Systems, Kernel, QR Codes

27 points by LinuxBender 216 days ago | 3 comments

Slingcode – App platform in a single HTML file, QR-code transmittable apps (slingcode.net)

Web Development, Mobile Apps, Software, QR Codes

121 points by meiraleal 240 days ago | 20 comments

Show HN: QRaro, store binary data into QR Codes and retrieve it later (github.com/tcsenpai)