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.

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Posted 13th August 2022 at 12:34 am

Recent articles

Highlights from my conversation about agentic engineering on Lenny's Podcast - 2nd April 2026
Mr. Chatterbox is a (weak) Victorian-era ethically trained model you can run on your own computer - 30th March 2026
Vibe coding SwiftUI apps is a lot of fun - 27th March 2026

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

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