Simon Willison’s Weblog

Photo Matt: Act Two. Automattic is an excellent case-study of building a business on top of an open source project.

Posted 23rd January 2008 at 10:42 am

Recent articles

Wilson Lin on FastRender: a browser built by thousands of parallel agents - 23rd January 2026
First impressions of Claude Cowork, Anthropic's general agent - 12th January 2026
My answers to the questions I posed about porting open source code with LLMs - 11th January 2026

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