Harry Potter goes back in time and has to start everything again. Do you think he will be careful not to screw the timeline up? No, he doesn’t even think about it! A story featuring a loony Harry and a Magical World that seems willing to adapt to him.

Post DH. Harry could never have known Albus-Severus was the herald of the new dark age. He watched as his youngest child came to be known as the Dark Son. Now Harry goes back in time to save his family and his son from the dark path.

Harry's magic changes him in ways that no wizard has ever dealt with before as he attempts to escape the cupboard once and for all!

An ongoing series of one shot stories exploring how Slytherin!Harry would have handled key moments from the books. Events will appear out of order, so don't be surprised if it jumps around. Small but important edit made to Chapter Five

After slipping diagonally through time and space to a familiar time in an unfamiliar world, Harry finds himself fighting to save a future that's not quite what he remembers? Crossover between Harry Potter and the Marvel Cinematic Universe, with homebrew X-Men and Inhuman elements because studio politics suck.

A Sequel to Make a Wish: Takes place directly after the events of 'Make a Wish,' Harry Potter is missing and his friends are determined to find him.

The Weasleys and the Malfoys... old rivals. In their sixth year, Michael Weasley and Elizabeth Malfoy face a new Triwizard Tournament and a new DADA teacher... Harry Potter.

Hermione discovers a possible way to recover Sirius from the Veil. She and Harry step through a portal to another plane. A Harry Potter Dresden Files crossover

HPDresdenFiles. Unknown to Potter there is a trail of blood to reach him in a world far from his own. And a wizard there,Dresden, who is trying to stop the green eyed demon with the lightning scar from entering his world,though he doesn't know that he is.

By the age of seven, Harry Potter hated his home, his relatives and his life. However, an ancient demonic artefact has granted him the powers of a Fallen and now he will let nothing stop him in his quest for power. AU: Slight Xover with Dresden Files

Sequel to The Denarian Renegade: Harry, the new and reluctant Knight of the Cross, finds himself fighting against new enemies as he is dragged into conflict. He will have to use all of his power to overcome new obstacles, some more surprising than others.

Lord Voldemort readies for war while Albus Dumbledore seeks peace- through any means necessary. At the same time, Harry Potter moves to eradicate the Order of Blackened Denarius. In the middle of this is the Winter Lady, whose motives remain unknown...

Harry gets a lesson in playground warfare and turns from victim into a Lord. Grey possibly Dark Harry

Harry decides that the world's chances are looking pretty bleak after the loss of Dumbledore. With the help of his friends, he sends himself back in time and transfers all his knowledge of the future to his one year old self. AU

Have you ever had a dream that you were so sure was real? You’ve lived your entire life believing this dream to be true. But one day, you clear the Veil pulled over your eyes, that blinds you from the truth to see the real world. HP/Matrix Xover. Honks!

One night, after escaping from Voldemort's dungeons, Harry Potter uses a temporal device to send his spirit back into the body of his seven year old self. Will he be able to set things right?Noslash. Fifthyr & forward AU. Rated T to be safe. Gray Harry!

In the midst of the battle in the Department of Mysteries in Harry's fifth year, he is knocked into a large hourglass and hit with five Killing Curses from the Death Eaters. He wakes up in the streets of an unfamiliar London. Where is he? What happened

Chapter 1: "Whatever I’d done, it apparently warranted a savage beating from an oddly colored sea mammal. I don’t recall what it was, of course, seeing as I’ve already said that this is my first memory." Amnesia. Harry/Fleur. Pre-book 1.

AU Harry Potter is created by Magic itself in the line of Peverell to bring balance on planet Earth. He is Quiet, mistaken to be autistic, but dangerous when needed, and is One of two candidates for "Chosen One" along with his twin sister. Powerful!Harry

Harry receives an unusual bequest, and discovers one of the most shocking secrets of the BoyWhoLived.

Summary: What if there was a small mistake in 1981, causing things to not be what they really seemed at #4 Privet Drive? Would Harry be different when he showed up at Hogwarts? What if a few things were done differently when Harry went to school? H/G

What if Lily had survived and escaped with Harry in the attack on Halloween of 1981? How will Lily, who many believed to be the smartest witch of her generation, raise her son and how will he fulfill his destiny? H/G

Harry didn't live with the Potters or attend Hogwarts. In Year Six, two mysterious boys, Galen and Eldarion, appear to aid in the war against Voldemort. Lord of the Rings Xover, but only peripherally. Setting is completely HPverse. HG

Harry Potter is the Guardian of Magic and has to enter alternate realities where the Harry Potter of that world dies. Accompanied by Hedwig with her Humanimagus form, he enters a world with living Potters, twin sister, Ron as BWL. Pairings undecided.

Harry Potter won the Second Blood War and defeated his enemies... and was left with nothing. Decades later, he contributes to the creation of a revolutionary new piece of technology and destroys the future in order to rewrite his own past...