Simon Willison’s Weblog

13th August 2022

TIL Creating a tiled zoomable image with OpenSeadragon and vips — The San Francisco Microscopical Society has some extremely high resolution scanned images - one of them is a 1.67GB PNG file with a 25,088 × 17,283 pixel resolution.

Posted 13th August 2022 at 12:34 am

Recent articles

GPT-5.4 mini and GPT-5.4 nano, which can describe 76,000 photos for $52 - 17th March 2026
My fireside chat about agentic engineering at the Pragmatic Summit - 14th March 2026
Perhaps not Boring Technology after all - 9th March 2026

This is a beat by Simon Willison, posted on 13th August 2022.

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