Simon Willison’s Weblog

How to Design (Declarative) Programming Languages (via) Language design 101

Posted 4th December 2003 at 10:05 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

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