Building a synchronized cooking timer for two recipes at once
The user pulled two recipes from a meal kit, then had Claude design a mobile timer app with a localStorage clock that syncs both dishes into one countdown.
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A client-side MP3 silence cutter, built waveform-first
A four-round build of a browser-only MP3 silence trimmer, adding zoomable dual waveforms, click-to-play scrubbing, and neatly categorized CSS along the way.
A from-scratch guide to porting a diffusion model to WebGPU
Claude clones a browser-based diffusion model port and writes a from-scratch guide covering ONNX export, WebGPU execution, and every design choice in the code.
Building a Glassmorphic Attachment Style Quiz App
A request for a gorgeous React quiz scoring relationship attachment styles becomes a showcase of gradients, smooth transitions, and interactive result screens.
Building and debugging a YAML/Markdown preview tool for a site
Claude clones a real site's homepage code and builds a YAML/Markdown preview tool matching its rendering, then fixes a date-parsing bug and matches its colors.