Simon Willison’s Weblog

Symbian Operating System, Now Open Source and Free. With Symbian now open source, are there any widely used operating systems left (besides Windows) that don’t have an open source core?

Posted 4th February 2010 at 8:38 am

Recent articles

Saying "hi" to Microsoft's Phi-4-reasoning - 6th May 2025
Feed a video to a vision LLM as a sequence of JPEG frames on the CLI (also LLM 0.25) - 5th May 2025
Two publishers and three authors fail to understand what "vibe coding" means - 1st May 2025

open-source 252 operatingsystems 1 windows 39 symbian 1