Simon Willison’s Weblog

5th April 2009 - Link Blog

Ext Core 3.0 Beta Released. The Ext JavaScript team have just released the core library (similar to jQuery or Prototype) under an MIT license. The rich GUI elements that go on top are still under the GPL.

Posted 5th April 2009 at 8:17 pm

Recent articles

Locating the source of a mysterious beep with Claude - 9th November 2026
Hide your slop PR descriptions behind <details><summary> - 9th November 2026
Qwen 3.8 27B on my laptop can interpret model weights, too - 3rd November 2026
The U.S. Census Bureau and “Super Intelligence” - 2nd November 2026

This is a link post by Simon Willison, posted on 5th April 2009.

extcore 1 extjs 2 gpl 4 javascript 771 licensing 10 mit 3 open-source 325

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