Does anyone know of a module like "Artsy Editor" for Drupal?
There's no module for Artsy Editor. 
But if you mean inline editor, you can use Edit for Drupal 7 and 8 - In-place editing for fields on any entity. Including WYSIWYG editing powered by CKEditor or Aloha.
"Edit" is part of Spark - Drupal distribution which aims to be "the Pressflow of Drupal authoring experience