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

Cooking with Claude - 23rd December 2025
Your job is to deliver code you have proven to work - 18th December 2025
Gemini 3 Flash - 17th December 2025

open-source 278 operatingsystems 1 symbian 1 windows 39

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