One possible plotline could be Harry growing up in an orphanage where he discovers some latent magic powers on his own before getting his Hogwarts letter. He might face more difficulties and prejudices from the muggles around him, which could make his entry into the wizarding world even more of a relief.
Another plot could involve Harry being found by some other magical beings instead of Hagrid. For example, he could be taken in by a group of centaurs who teach him some different values and magic that are not typically taught at Hogwarts. This would give him a unique perspective when he finally enters the wizarding school.
Perhaps Harry, while abandoned, starts to have dreams or visions about his parents. These visions could lead him on a quest to find out more about his family history even before he goes to Hogwarts. He might stumble upon some secrets that are related to the dark forces in the wizarding world, and this could set up a whole different kind of story when he does start at Hogwarts.
A third plotline might be that Harry is abandoned in a magical but hidden place. There, he is raised by magical creatures, say, a group of centaurs. They teach him their own brand of magic and wisdom. When he finally enters the wizarding world proper, he has a very different perspective on magic compared to the other students, which causes both admiration and some envy among his peers.
In certain fanfictions of this type, Harry could be found by a powerful but reclusive wizard. This wizard decides to mentor Harry in the ways of ancient and lost magics. Harry then uses this knowledge to not only become a very powerful wizard but also to change the wizarding world's view on things like blood purity. He may also go on a journey to find out why the Dursleys abandoned him and in the process, uncover some dark secrets about his family that had been long buried.
One possible plotline could be Harry growing up in an American wizarding community that has different traditions and values compared to the British one. He might have to adapt to new spells and magical practices.
One possible plotline could be Harry trying to find out why his parents forgot him. Maybe he discovers a dark spell was cast on them. Another could be his journey to regain their memories, facing many challenges along the way.
In certain 'Harry Potter parents in stasis fanfiction', there could be a plot where the stasis was a form of protection. When they awake, they discover that there are still some Death Eaters who are after them. They then use their old skills and knowledge, combined with the new things they learn about the current wizarding world, to fight back. They also have an emotional journey as they reconnect with Harry and other friends and family they left behind.
One possible plotline could be that the main character discovers their real parents are actually powerful and long - lost wizards who were involved in some secret mission during the First Wizarding War. Maybe they were on the side of the Order of the Phoenix but had to go into hiding, and now the main character has to uncover their past and deal with the implications.
One common plotline could be the fem Harry Potter's journey of self - discovery. Since she's forgotten by her parents, she might have to rely on her own wits and newfound friendships more. For example, she could form a tight - knit group with outcast students and together they explore the secrets of Hogwarts that are often overlooked. Another plotline could be her struggle with her identity, as she doesn't have the typical family background to anchor her sense of self in the wizarding world. She may constantly question her place in the grand scheme of things and try to find out why her parents forgot her, which could lead to uncovering some dark secrets about her family or the wizarding community at large.
One interesting plotline could be that Harry's parents return and have to adjust to the modern wizarding world. They might be shocked by the changes since their time, like new spells or magical devices. For example, they could be amazed at how easily wizards can communicate over long distances with things like the two - way mirrors that have been improved upon.
One interesting fanfic could be where Harry is abandoned as a baby but is found by a group of magical creatures who raise him. They teach him unique magic that Hogwarts doesn't offer. Another might be a story where Harry is abandoned and ends up in a different magical realm altogether, having to find his way back to the wizarding world while uncovering secrets about his parents.
One possible plotline could be Harry finding a new family among the magical creatures. For example, he might be taken in by a friendly centaur herd who teach him their ways of magic and survival. Another could be Harry being found by a secret group of wizards who are against the Dursleys' cruel treatment and they help him develop his magic in a more positive and nurturing environment. And there could also be a plot where Harry discovers a hidden magical power within himself as a result of the abandonment, like the ability to communicate with the spirits of Hogwarts, which then guides him on a new path to face Voldemort.