Best note taking app for programmer ? ✏️

Following are my favorite note-taking applications :

  1. text file with Sublime text, VSCode, Notepad++, or Atom.
  2. Notion
  3. Boost Note
  4. Simple Note
  5. Dropbox paper

I use markdown for taking notes, writing blog posts etc. All of these above supports markdown. What do you use ? What is your way to keep notes ? :pencil2::pencil2: