QR3Dprint
QR codes, free and ready to 3D print in 2 colors
What it does
QR3Dprint is a free browser tool that generates fully customizable QR codes — colors, dot style, your logo or an emoji in the center — and lets you download them as PNG, SVG, or a two-color 3MF/STL file ready to 3D print as a table stand, keychain, or wall plaque. Everything runs client-side: nothing you type is ever uploaded to a server. No sign-up, no cost.
Crea tu código QR, personalízalo y descárgalo en PNG, SVG o listo para imprimir en 3D (3MF a color) como soporte de mesa, llavero o placa de pared. Gratis, sin registro.
Personaliza colores, forma de los puntos y tu logo o emoji. Descarga la imagen en PNG/SVG, o el objeto en 3MF a dos colores (soporte de mesa, llavero o placa de pared) listo para tu impresora 3D. 🔒 100 % privado — tu código se genera en tu propio navegador, nada se sube a ningún servidor. Ideal para la carta del restaurante o un "déjanos una reseña" en el mostrador. La carta de tu restaurante, tu Instagram, tu página de reseñas, tu web o los datos de tu wifi. El código se genera al instante mientras escribes. Elige la forma de los puntos, los colores y añade tu logo o un emoji en el centro. Verás el resultado en tiempo real. Como imagen (PNG o SVG) o como objeto 3D a dos colores (3MF)…from portalentos.com
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QRPrint3D10d ago · qrprint3d.toolsweb.workers.dev · ▲2Turn any QR code into a real 3D-printable object



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More growth this month
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Growth · 29d ago · astrapixels.com

Launched alongside, August 2026
the whole month →- TL
Life & fun · 10d ago · louisabraham.github.io


- SA
Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…
Life & fun · Aug 2026 · toneyalexander.github.io


I trained a 125M-parameter transformer to autocomplete piano performances in real time (~108 notes/sec on an iPhone 15). The idea is basically GitHub Copilot or Tabnine, except instead of prompting it with code, you prompt it by playing a few notes on a MIDI piano. The model then continues what you played, entirely on-device. The app is free if anyone wants to try it. Happy to answer questions about the model, training, Core ML, or the many things that didn't work.
AI · 16d ago · simedw.com