If the anime was never completed, Then you're in luck. You can continue the story by reading the completed manga. This list has basically the same rules as a couple of my other ones, includes anime originally based on a manga, no...
A list of shows that are kinda stuck in the past. These shows are either following very dated societal norms/gender roles, are full of questionable content/jokes, or have various sensitive topics (e.g transphobia/homophobia.)