Is there any minimal open source OS which can be modified from the inside when running? In educational purposes. I would like something like a built-in WYSIWYG editor with a reload modified system module button and an option to run with previous failsafe configuration on boot.
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Ivan Kornev
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lol 'run with previous failsafe configuration on boot' - AKA 'after my change crashes the OS:) – Martin James Jun 28 '15 at 11:48
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@MartinJames yes, I meant exactly this :) – Ivan Kornev Jun 28 '15 at 12:20
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You need a kernel mode debugger. They exist. – user3344003 Jul 23 '15 at 04:50