Can you recommend some good Harry is a pet fanfiction?

I'm not sure about a specific 'severus is harry's pet' fanfiction off the top of my head. But you can try searching on popular fanfiction websites like Archive of Our Own (AO3). There are tons of Harry Potter fanfictions there, and you might find what you're looking for by using relevant keywords in the search bar.

Sure, there are fanfictions with this premise. It's an interesting concept as it flips the normal relationship between Harry and Draco. In some of these fanfictions, the author might play with magical elements to explain how Harry becomes Draco's pet. It could be due to a spell gone wrong or some sort of magical contract. This often leads to a whole new set of adventures and character developments that are quite different from the original Harry Potter storyline.

One popular pet xenomorph fanfiction is 'The Tamed Xenomorph'. It's about a character who manages to form an unexpected bond with a xenomorph and turns it into a sort of pet. It has an interesting take on how the two could co - exist.

Well, 'The Adventures of Her and Her Furry Pet' is quite popular. It focuses on their daily adventures, how they explore the world around them together, and how the pet always manages to get into some funny situations while she tries to keep things in order.

One popular submissive pet fanfiction is 'The Loyal Companion'. It tells the story of a pet who is extremely submissive to its owner and the various adventures they go through together. The character development in it is quite interesting.

There's also 'The Pet Beast of Naruto'. This fanfic delves into Naruto finding a pet that seems to have a connection to his own chakra. It has a lot of action scenes as Naruto tries to understand and train his new pet while also dealing with the usual Naruto - like challenges in the village.

One popular 'pet to master fanfiction' is 'A Bond Beyond Words'. It beautifully depicts the relationship between the pet and the master, exploring themes of loyalty and growth.

There's also 'The Vampire's Kitten'. In this fanfiction, a vampire finds a stray kitten and decides to keep it. As the kitten grows, strange things start to happen. It has a good mix of mystery and cuteness.

One popular 'Hermione is a pet' fanfiction could be 'Hermione's Magical Metamorphosis'. In this fic, Hermione gets turned into a small, furry creature and has to navigate the wizarding world in this new form. It's full of interesting adventures and how her friends react to her new state.

I'm not sure of specific 'fem harry is hermione's pet' fanfictions. But you can try searching on fanfiction - related websites like Archive of Our Own (AO3). There are usually a lot of different types of Harry Potter fanfictions there.