Simon Willison’s Weblog

Shadowmaker. Upload a PNG with a transparent background and get back a shadow image suitable for use with the Google Maps API.

Posted 10th December 2007 at 3:45 pm

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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