Well, 'Mystic Alliances' is a fem Harry Potter x Twilight fanfiction that's worth checking out. In this story, the fem Harry Potter has to deal with the complex relationships in the Twilight universe. It's really cool how the author blends the different magical elements from both series, like how spells interact with vampire abilities.
A popular one is 'Potter and the Twilight Realm'. In this story, the fem Harry Potter is transported to the Twilight world. It details her attempts to find a way back home while getting involved in the local affairs. The story does a great job of blending the two universes, and the character development of fem Harry Potter is quite engaging.
One popular fem Harry Potter x James Potter fanfiction is 'Time's Twist'. It offers a unique take on their relationship by sending Harry back in time and exploring how a female version of him interacts with James. The story has great character development and an engaging plot.
Another one to check out is 'Fem Harry and the Twilight Crossover'. This fic delves deep into how fem Harry would handle the complex relationships in the Twilight world. Her magic adds an extra layer of intrigue to the already fascinating world of vampires and werewolves. It also explores how her presence might change the pre - existing storylines in Twilight.
One great fem Harry Potter x Naruto fanfiction is 'The Potter-Namikaze Connection'. It has an interesting plot where the female Harry Potter is transported to the Naruto world and discovers she has unique powers there. The story does a good job of blending the two universes' magic systems.
Another good one is 'Blaise's Perspective'. This story is told from Blaise's point of view, which gives a fresh take on the whole Harry Potter universe. Her relationship with Harry is portrayed in a very nuanced way. It shows how she sees Harry, his friends, and the whole wizarding world, and how their relationship evolves over time, with her own internal struggles and growth as a character.
One great place to find such fanfiction is Archive of Our Own (AO3). Just search for 'fem Harry Potter x Loki' on their site and you'll get a variety of stories. Some might focus on an alternate universe where fem Harry Potter and Loki meet and form an unlikely alliance, perhaps against a common enemy from both of their worlds.
There's also 'Fate's Convergence'. In this fanfic, fem Harry Potter's magical abilities and her connection to the wizarding world collide with Artemis's more myth - based powers. It's a great read as it explores how their two very different worlds can interact and influence each other. The author does a wonderful job of building their relationship from initial suspicion to mutual respect and eventually a deeper bond.
A great one could be 'Potter and the Merlin's Quest'. In this fic, the fem Harry Potter is transported to Merlin's world. The story does an excellent job of exploring how her Hogwarts - learned magic clashes and combines with the magic in Merlin's realm. It also delves deep into the relationship between the two characters, making it an exciting read.
Another one to check out is 'Fem Harry's Twilight Adventure'. This fanfiction focuses on fem Harry's journey of discovery in the Twilight realm. She makes new friends, falls in love in a different way than in the Potter universe, and has to adapt to the very different rules of the Twilight world. It's a story full of emotion and new experiences for the character.
One great place to start looking for such fanfiction could be Archive of Our Own (AO3). There are often a variety of crossovers there. You can search for 'fem Harry Potter x Gilgamesh' and browse through the results. Some fanfictions might explore their unique relationship in a magical world setting, perhaps with Gilgamesh being intrigued by the magic in the Harry Potter universe and his interaction with a female version of Harry Potter.