What are some of the best Gravity Falls fanfiction?

Some popular websites for Gravity Falls fanfiction are Archive of Our Own (AO3) and FanFiction.net. AO3 has a wide range of fan-created stories with various themes and ratings. FanFiction.net also has a large collection of Gravity Falls fanfics, where you can find different interpretations of the show's characters and plotlines.

Tumblr can also be a source for Gravity Falls fanfiction. There are often short stories or snippets shared by fans. You can search for relevant tags like #GravityFallsFanfiction to find posts related to it. But keep in mind that Tumblr is more of a social media platform, so the format might not be as organized as dedicated fanfiction sites.

One great Gravity Falls and Harry Potter fanfiction is 'The Mystery at Hogwarts Falls'. It combines the magical elements of Harry Potter's Hogwarts with the strange and mysterious happenings in Gravity Falls. The characters from both universes interact in really interesting ways, like Dipper and Mabel exploring the secrets of the Hogwarts castle.

One popular Gravity Falls fanfiction is 'Transcendence'. It delves deeper into the mysteries of the show's universe and offers a great adventure for the characters. Another good one is 'A New Beginning' which gives an interesting take on what could happen after the events of the series. There's also 'The Hidden World' that explores some unseen parts of Gravity Falls.

One interesting Gravity Falls fanfiction could be those that explore the further adventures of Dipper and Mabel after the events of the show. For example, a story where they discover a new mystery in Gravity Falls during their next summer vacation. Another could be a fanfic that delves into the backstory of Bill Cipher and his connection to other characters in a more detailed way. There are also fanfictions that focus on the relationship between the characters, like how Dipper and Wendy's friendship might develop further.

One popular 'Gravity Falls' vampire fanfiction is 'The Vampire in the Woods'. It has an interesting plot where a vampire character is introduced into the Gravity Falls universe and creates all sorts of chaos. The story does a great job of blending the spooky elements of vampires with the already strange and mysterious world of Gravity Falls.

One interesting storyline could be the characters from both universes teaming up to solve a mystery that spans across their respective worlds. For example, Dipper from Gravity Falls and a character from Relativity Falls might work together to figure out a strange phenomenon that is affecting both places.

One great 'Gravity Falls Dipper x Bill' fanfiction is 'The Cipher's Influence'. It delves deep into the complex relationship between Dipper and Bill. The author does an amazing job of showing Dipper's struggle with Bill's manipulative ways while also exploring a strange sort of attraction. It has some really interesting plot twists that keep you on the edge of your seat.

Well, first of all, AO3 is a goldmine for Gravity Falls fanfiction. It has a large collection and a great tagging system. You can search for specific tags like 'Dipper and Mabel', 'Bill Cipher' etc. to narrow down your search. FanFiction.net also has a good number of stories. Additionally, you can check out some Gravity Falls - themed blogs. They sometimes do reviews or compilations of the best fanfictions. Also, don't forget to ask other fans. If you know someone who is also into Gravity Falls, they might have some great suggestions.

Another idea is a crossover of the Upside Down and the Weirdness of Gravity Falls. Imagine Eleven using her powers in Gravity Falls and discovering new and strange things about the town. The kids might explore areas where the laws of physics seem to be a mix of both their worlds. For example, they could find a portal that leads to a place that has elements of both Hawkins and Gravity Falls.