Simon Willison’s Weblog

10th September 2009 - Link Blog

OpenStreetMap: QuadTiles. Fascinating explanation of a proposal for replacing lat, lon pairs in the OpenStreetMap database with a QuadTile-based addressing system.

Posted 10th September 2009 at 3:54 pm

Recent articles

We're going to need default hard budget caps on pretty much everything - 3rd October 2026
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2026 in LLMs (so far) - 27th September 2026

This is a link post by Simon Willison, posted on 10th September 2009.

algorithms 20 geospatial 85 openstreetmap 55 quadtiles 1

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