Simon Willison’s Weblog

Cappuccino Web Framework. Now open source (LGPL)—the Objective-C-in-JavaScript web application toolkit from 280 North, who are speaking at this year’s FOWA in October. Beautiful logo.

Posted 5th September 2008 at 3:27 pm

Recent articles

Large Language Models can run tools in your terminal with LLM 0.26 - 27th May 2025
Highlights from the Claude 4 system prompt - 25th May 2025
Live blog: Claude 4 launch at Code with Claude - 22nd May 2025

open-source 252 lgpl 1 javascript 708 objectivej 2 cappuccino 3

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