Simon Willison’s Weblog

24 ways: User Styling. The web geek advent calendar is up and running again this year, with a striking new design.

Posted 3rd December 2008 at 9:08 am

Recent articles

JustHTML is a fascinating example of vibe engineering in action - 14th December 2025
OpenAI are quietly adopting skills, now available in ChatGPT and Codex CLI - 12th December 2025
GPT-5.2 - 11th December 2025

24-ways 13 css 230 design 81 jon-hicks 9 userstyles 1

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