Simon Willison’s Weblog

The Art & Science of JavaScript. The JavaScript book I contributed to is now shipping! My chapter describes how to build a Flickr / Google Maps mashup entirely using client-side code (via JSON-P).

Posted 12th January 2008 at 7:05 pm

Recent articles

GPT-5: Key characteristics, pricing and model card - 7th August 2025
OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
ChatGPT agent's user-agent - 4th August 2025

books 20 flickr 104 google-maps 53 javascript 718 json 143 jsonp 23 sitepoint 13 theartandscienceofjavascript 2 writing 26

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