Simon Willison’s Weblog

The CSS working group is irrelevant. “Someone really needs to do to CSS what the WHATWG has been doing to HTML”.

Posted 6th June 2007 at 10:10 am

Recent articles

How Rob Pike got spammed with an AI slop "act of kindness" - 26th December 2025
A new way to extract detailed transcripts from Claude Code - 25th December 2025
Cooking with Claude - 23rd December 2025

css 230 hixie 11 ian-hickson 22 stardands 1 w3c 22 whatwg 16

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