Just Suppose Harry hadn't heeded his godfather's advice, and actually lost his temper at his trial? Time travel fic and title is 'Back to the Future' joke.

Chapters 1-44 of keiranhalcyon's story to save gitar002 the effort of plagiarising the rest. As complete as it may ever be.

Harry Potter travels the multiverse in order to acquire new technology and allies, in preparation for dealing with the enemies of his ancestors once and for all. Or at least that was the original plan.

Harry Potter Travels the Multi Verse in order to aquire new tech and allies to deal with his ancestors enemies once and for all

After accidentally teleporting himself to Abydos, Harry ends up at Stargate command.

[COMPLETE] Harry has been entered in the Triwizard Tournament, but during the shouting match with Ron he realises that he doesn't actually have to risk his life and look like a fool in front of everyone - he really only needs to show up for each task and make a token effort. Single-point-of-departure fic, departing early in book 4. Some text borrowed from J.K. Rowling.

Post-canon for Ranma, starts pre-Hogwarts for Harry. Dudley Dursley's favorite game happened to be Harry Hunting. He always got away with it, so he kept doing it. But what happens if someone steps in? And what if that someone happens to be the biggest loose cannon in martial arts, Ranma Saotome? Independent!Super!Buttkicking!Harry, Dumbledore bashing, AU.

Harry had noticed a lot of things that didn't add up around him. He did something about it. When Ron left the tent during the hunt for the horcruxes, he finally manages to get the true Hermione back. With a better plan they start the hunt anew.

A mysterious illness spreads all over wizarding Britain. No healer knows the reason and they are helpless in finding a solution. Though once the truth about the origins of the sickness come out, people Change their tune quickly. Just a one-shot.

What would have happened if Harry had been a little smarter in book 7? Here’s my version of book 7. H/G, R/Hr

Harry becomes disillusioned with his world after defeating Voldemort and decides to go traveling, ending up in another dimension that's similar but not quite the same as his original one. He makes friends with the Avengers.

During the final battle, Harry gets thrown into a new universe, landing on the bridge of the USS Enterprise-D. This should take place in about "season 4" of ST:TNG, but I'm not going to be strict about the timeline, using things and events as needed.

Harry always suffered from the abuse of the Dursleys and nobody ever acted on it or even or noticed it. Thanks to a coincidence during the time after smugling Norbert out that changed. See what a small change can do.

YATTFF - A blend of the Reptilia28 and CoastalFirebird time travel challenges; Harry, Hermione and Daphne Greengrass die during the final battle and are sent back in time to set things back on track. AD/MW/RW/GW!bash. Rated M for themes and language. AU!world OOC!chars. Expect 450k words.

Harry, after discovering Atlantis, accidentally activates Janus' Dimensional Transport & Time Dilation device while en route from Lantea to Earth and triggered both a dimensional shift and a time jump, which rendered him unconscious. He awakens in a star system not too distant from Earth, and finds Atlantis has carried out his last order.

Can some angry words change everything?

Harry Potter woke with a dream to make everyone on earth equal & uniting magic & science. He was treated lowlier than his BWL brother. He was scorned and feared by the "light". So he dreamt of giving magic to the muggles. He would do what needed to be done, even if Hogwarts crumbled, & he got banished. He will NOT lose twice. He creates EVoNet system to artificially create magic.

AU cross-over Harry Potter/Stargate. Super-Harry.Harry ends up absorbing the memories and abilities of Janus and Voldemort when he is 9 and gets sent by the Others to the ancient ship Destiny. He returns on a quest to conquer the universe, his way. Encounters the Goa'uld, Wraith, Furling, Skrull, Kryptonians, BSG Colonials, and Star Wars. Major retconning. Pairings: Harry/Hermione.

What happens when Harry, presented with an opportunity to return to the past, charges ahead in true Potter style? With little to no regard of consequences or plans of any sort? Rating is for language and adult situations.

After going to Kings Cross after being killed by Voldemort he has choose what he is going to do. After choosing he has to figure how he is going to change things. Harry/Hermione Rated M for later chapters.

There's a bigger world out there for Harry than he'd ever dreamed of, if only he can untangle the web that ties him to planet earth first.

Wizard lack common sense. Hermione had declared that in their first year at Hogwarts. Well, even after the war, with Voldemort dead, wizards refused to change the things that were important to prevent events that led to the war in the first place to repeat themselves. Time for Harry to make sure, at the right time and place, to teach them.

It's the end of the third year and Harry's home for the holidays. The Dursley's are on holiday and Harry is studying over the summer, doing research on Animagus transformations. In this story, Tonks is two years younger than Canon. Rated M for Caution. This story is AU, and will include F/F relations, so be warned.

Harry decided that the only way he can win this war with his sanity intact is to train his own way without interference. But then he discovers an ability that he needs help with and only one person can provide that-Tonks. They bring the fight to the DEs in their own way so that the war will finally end.

In the summer prior to fifth year, Andromeda Tonks finds out her daughter Nymphadora has set her sights on Remus Lupin. She's not happy with this, and tricks Tonks into going for Harry Potter instead. What starts out as a way to "get back" at her parents, turns into an uncommon romance... Canon until the start of Book 5 'Order of the Phoenix', mild lemons. / No updates, on hold.