Voldemort comes back into his power well before Harry starts at Hogwarts, and brings with him quite significant changes.
Join Harry as he starts Hogwarts and navigates a new world. Snape is just trying to do his job.

Takes Place: 1st summer before Hogwarts, 1st Year - Snape flavour: Snape Disciplines , Snape is Angry, Snape is Controlling, Snape is Mean, Snape is Stern
Tags: Alternate Universe, Hufflepuff!Harry, Kidnapped
Categories: Teacher Snape > Professor Snape

Harry gets tired of the abuse he faces with the Dursleys, Dumbledore telling him to tough it out, and now his best mates have gotten together and won't spare him a backwards glance. He tells Voldemort the Prophecy, And offers a new regime.

Takes Place: 6th summer - Snape flavour: Snape is Angry, Snape is Depressed, Snape is Desperate, Snape is Secretive, Snape is Stern
Tags: Azkaban Character, Azkaban!Harry, Evil!Harry, Injured!Snape, New Identity!Harry, Resorting, Slytherin!Harry, Snape-meets-Dursleys
Categories: Snape Equal Status to Harry > Colleague Snape and Harry

Harry is thrilled that he is allowed to go on a holiday with his relatives, but quickly discovers it to be a trick. Instead of a trip to the seaside he expected, the boy is left on the doorstep of a scary stranger who claims to be his father.

A horrible father-story [at least, at the beginning], told mostly but not solely from Harry's perspective.

Takes Place: 0 - Pre Hogwarts (before Harry is 11) - Snape flavour: Snape is Angry, Snape is Cruel, Snape is Stern
Tags: Child fic
Categories: Parental Snape > Biological Father Snape

Ron breaks his wrist after crashing into the Whomping Willow. While he is left to go to the hospital wing, Snape decides to take matters into his own hands with Harry, accidentally discovering his past traumas

Takes Place: 2nd Year - Snape flavour: Snape is Angry, Snape Comforts, Snape is Stern
Tags: None
Categories: Fic Fests > Winter fest 2021, Teacher Snape > Trusted Mentor Snape, Teacher Snape > Professor Snape

[COMPLETE] After Harry blows up Aunt Marge and catches the Knight Bus to Diagonalley, he decides to take charge of his life when he learns he’s being sent back to Four Privet Drive. Harry spends the summer turning life in Diagonalley on its head, trying not to worry about the murderer Sirius Black, and attempting to avoid Severus Snape. In the midst of this he finds himself embroiled in an intense legal battle against Albus Dumbledore to decide his future. For the first time his fate rests solely in his own hands, and depend on the decisions he finds himself being forced to make. Harry wishes he could just be a thirteen year old boy, and begins to wonder if he’ll ever have the childhood he desires the most. Some of the warnings listed just as a precaution for things mentioned or alluded to.

Takes Place: 3rd summer, 3rd Year - Snape flavour: Snape is Angry, Snape's a Bully, Canon Snape, Snape Comforts, Snape is Kind, Snape is Mean, Snape is Secretive, Snape is Stern
Tags: Adoption, Azkaban Character, Incognito!Harry, Injured!Harry, Runaway, Spying on Harry! Snape
Categories: Healer Snape, Teacher Snape > Trusted Mentor Snape, Teacher Snape > Professor Snape, Parental Snape > Guardian Snape, Fic Fests > Fic Fest 2018