Simon Willison’s Weblog

[brothercake] Dynamic 3D with CSS and the DOM. 3D dungeon layouts built using the CSS polygon border trick.

Posted 5th August 2006 at 12:16 pm

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

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