Danland's users must have been wondered whether Danland 7.x will be ported to Danland 8.x or not? I always answer Yes, and as promised, now Danland theme has a pre-release version for Drupal 8. You

One of my personal project using Pagedown 1 for the markdown editor, so this is a working solutions and not just an example. Perhaps it slightly different with your needs but at least will give some