Outline (E2EE Notebook App)

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That was posted a little more than 3 years ago so I wouldn’t necessarily hold out hope.

Outline isn’t E2EE.

Not a thought about Outline specifically, but I’m not convinced these types of knowledge management tools actually work. In my experience, they are unintuitive, take ages to configure/setup, and in the end still take more time and energy to use than a simple to-do list.