Simon Willison’s Weblog

The All-In-One Almost-Alphabetical No-Bullshit Guide to Detecting Everything. Appendix A of Dive Into HTML5.

Posted 14th May 2010 at 2:17 pm

Recent articles

The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025
LLM 0.27, the annotated release notes: GPT-5 and improved tool calling - 11th August 2025

html5 83 javascript 718 mark-pilgrim 85 recovered 213 detecting 1 diveintohtml5 2

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