Simon Willison’s Weblog

Jython 2.5.0 Final is out! It’s been a long time coming—congratulations to the team.

Posted 16th June 2009 at 11:21 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

java 89 jython 19 python 1213

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