Simon Willison’s Weblog

26th July 2022 - Link Blog

viewport-preview (via) I built a tiny tool which lets you preview a URL in a bunch of different common browser viewport widths, using iframes.

Posted 26th July 2022 at 12 am

Recent articles

I vibe coded my dream macOS presentation app - 25th February 2026
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This is a link post by Simon Willison, posted on 26th July 2022.

css 233 iframes 21 mobile 40 projects 522 testing 91

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