Joplin has developed rapidly in the last few months. I had stopped using it because of its interface which I feel is rather awkward compared to mainstream note-taking applications. However, Joplin is really very useful and I’ve seen some nice changes in the UI.
My suggestions on the UI were posted here: Suggestions for improvement Suggestions #1-5 are features of outliners that I’ve been seeking for over 10 years. In short, the user interfaces used by ActionOutline, MyInfo, MyBase, RightNote are proven designs: they make optimal use of screen space and provide the user with an instant understanding of note categories, subheadings and their contents.