Simon Willison’s Weblog

OpenID: Why, how, 37signals. 37signals just enabled OpenID on Basecamp as well as Highrise. This is their excellent attempt at explaining its benefits.

Posted 28th June 2007 at 1:38 am

Recent articles

The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025
LLM 0.27, the annotated release notes: GPT-5 and improved tool calling - 11th August 2025

37-signals 13 basecamp 6 highrise 6 openid 213

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