spotify-export.js

// 1. Go to https://open.spotify.com/collection/tracks
// 2. Scroll to the very bottom so everything is loaded
// 3. Press F12 and paste the following code (obviously only if you understand what it does)
// 4. Press Ctrl+A and copy everything to a .csv file
document.documentElement.innerHTML = "<pre>Title\tArtist\tAlbum\n"
  + [...document.querySelectorAll(".tracklist .tracklist-row")]
  .map(x => {
    const e = x.querySelector(".TrackListRow__explicit-label");
    if (e) e.parentElement.removeChild(e);
    return x.querySelector(".tracklist-name").textContent + "\t" +
      x.querySelector(".second-line").textContent.replace(/•/, "\t")
  })
  .join("\n")
  + "</pre>";