Simon Willison’s Weblog

Thematic map - GIS Wiki. This is a really useful wiki full of GIS information, and the coverage of different types of thematic maps is particularly thorough.

Posted 21st October 2019 at 2:25 am

Recent articles

The last six months in LLMs, illustrated by pelicans on bicycles - 6th June 2025
Tips on prompting ChatGPT for UK technology secretary Peter Kyle - 3rd June 2025
How often do LLMs snitch? Recreating Theo's SnitchBench with LLM - 31st May 2025

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