Simon Willison’s Weblog

22nd September 2004 - Link Blog

Compiling PNG utilities on Mac OS X. Likely to be useful at some point.

Posted 22nd September 2004 at 6:28 am

Recent articles

I vibe coded my dream macOS presentation app - 25th February 2026
Writing about Agentic Engineering Patterns - 23rd February 2026
Adding TILs, releases, museums, tools and research to my blog - 20th February 2026

This is a link post by Simon Willison, posted on 22nd September 2004.

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