Simon Willison’s Weblog

XRAY web developer's suite (via) Smart new bookmarklet from westciv—kind of like Steve Chipman’s MODI but with the addition of the canvas element for box model visualisation.

Posted 30th July 2007 at 5:11 pm

Recent articles

V&A East Storehouse and Operation Mincemeat in London - 27th August 2025
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

bookmarklet 6 canvas 38 javascript 719 jeffrey-zeldman 23 steve-chipman 2 westciv 2 xray 2

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe