Back to Daily Vibe CodeDay 9 of 30
QR Code Generator
Beginner 20minTool
The Prompt
Build a QR code generator. Features: input field for URL or text, generate QR code on button click, customize foreground and background colors, adjust size with a slider, download QR as PNG. Show a live preview that updates as you change settings. Add error correction level selector.
What you'll learn
Prompt crafting
Turn a one-line idea into a clear build brief an AI can execute.
Rapid prototyping
Ship a working version in under an hour — speed over polish.
Core UI patterns
Practice the layouts and components every app relies on.
Shipping fast
Build the habit of finishing and sharing what you make.