Apple users may want to check the note taking, hierarchical tagging, page scraping and very hacker friendly iOS and macOS app Bear: https://bear.app. I'm a paying customer but there's also a free version.
Yeah I use it too and it has worked great. It's just markdown, the data is easy to export and the search works well so it's easy to find anything that I drop in there.
Mind sharing what features in particular make it hacker friendly? By page scraping, do you mean how it fetches the page title when you paste a link, or have I been missing out on some awesome advanced feature?
* all syntactic characters (bold, italic, headline, tags, ...) are always displayed and not converted to rich text format (such as Slack does) while still applying the visual formatting. Like in a code editor, I see all characters which I type