Notable provides a very powerful Markdown editor, it's the same one VS Code uses in fact, so features like multi-cursors, a minimap and best-in-class syntax highlighting are built-in.
Explore unordered lists, link references, and formatting options on this cheatsheet for Notable app users.
Notable -> Import md mkd mkdn mdwn mdown markdown markdn mdtxt mdtext txt enex notes Import-XXXX