Currently Lucasfilm/Disney divides the Star Wars mythos into two universes: Canon (the movies, The Clone Wars, and everything after 2014) and Legends (What used to be known as the Expanded Universe)

But what about the stories that don't fit either of the two camps? The original Marvel Comics had plenty of elements that didn't the narrative of later movies like the origin of Darth Vader and Jabba the Hutt's appearance. The Clone Wars also strayed from the Expanded Universe such as the fates of (Spoilers) Adi Gallia and Stass Allie