Natsuki Subaru is a high school student who is suddenly summoned to another world...

Natsuki Subaru and Doreán Soren are two teenagers with contrasting lives and personalities who find themselves forcibly transported to another world, bound by fate and trying to survive as best they can in a universe that seems to come crashing down on them every day. Will they be able to rewrite history and change the fate that awaits them and their loved ones?

During arc six Emilia forgets her memories rather than her name.

After three depressing months, Subaru finally moved on from his First love, Emilia. Wondering if he could ever find love again, Otto and Garfiel gave him an app that will pair him with his fated partner. With nothing to lose, Subaru left his fate to the hands of Lugunica's Love Line. (Vainglory if) (Modern AU) (Inspired from the Valentine's Disaster of Persona 5)

What if Shaula was with Subaru from the start?

"A slightly different arc 3 retelling with Subaru taking a more active role in the Whale fight." But not really.

An androgynous Farm boy from a military academy with his pickup truck with a shut in who works in a convenience store embarks on a transdimensional journey to a fantasy world based on web novel

All they heard was that it was a tool that could capture a moment in time. But when a certain blue-haired maid had grown curious to it, she had realized that it was a lot more complex. Just what did Subaru do with this thing? And why didn't he tell them all before? It was unfair! She had half a mind to tell him about it...after seeing what these weird boxes do of course.

After dying to Elsa in the loot house, Subaru gains a slightly different ability. He's forced to take a longer view on events, as a single death will undo all the progress he's made. First two chapters don't really diverge from canon. Eventual web novel spoilers. New cover image is by u/Json25 on reddit!

What if Subaru came from a mixed racial background and was brought up in a unique way, not just as a recluse but a "Gopnik recluse".

a simple cosplay event turn into something much bigger than he anticipated. will he survive in this new world as the ghost of uchiha? let's find out

Beatrice discovers what it means to love. She finds that these mysterious feelings are targeted at one person in particular.

'How my life changed when I was loved by the purest' - An twist in time can change a person's attitude by a fair shot. When Natsuki Subaru ends up befriending a shy Emilia, his first instinct is friendship rather than romantic attraction. of course, fate throws a curve ball at this change and poor Emilia sees that more can be achieved with Subaru. More than Friendship. (Love IF)

Subaru returned from Vollachia safely, was having nightmares until a certain someone decides to help by visiting him in his dreams and they come to an understanding and get close. He wanted to be perfect and manifested Greed's time stop. He then realises he has part of Gluttony Authority which is unmanifested for now. Can he remember about his past life as Flugel and free Satella?

Subaru goes missing for a month. Low-Effort Oneshot.

Reality is never easy. But for Subaru it is pain. Nothing but pain and suffering. Would there be anything to change his view on himself, and the world? Or perhaps his sanity would break first.

Subaru's not able to sleep , but this time, his thoughts seem to be racing throughout his mind, they're going so fast he can't keep up with his brain. When morning comes, he doesn't feel a bitter sense of exhaustion like he usually does. No, he feels even more energetic than before. He feels a sense of... excitement? Subaru acts strange for the rest of the day. What's Going On...?

Subaru is about to pass into the shadow garden, half conscious yet still expecting an imminent RbD, but then he is yanked back from WoE's clutches. He sits up awake in his own body. Turns out his heart had stopped for a few minutes, but his soul hadn't passed on, resulting in a near-death experience. The camp realizes they could of prevented this. Natsuki Subaru Must NOT Die.

Natsuki Subaru working under the duchess Crusch Karsten was scolded after disobeying her. feeling down he set out the streets of the capital to unwind. however, after encountering a spa, he decided to get a massage. Little did he realize that this would set off a sequence of events that not even a person like him could have predicted. (Arc 3)

Rem manages to convince Subaru to let her travel with him after the White Whale battle. As of a result, she avoids being eaten by the Archbishop of Gluttony. As Rem travels with Subaru, she will learn many things that she wouldn't have in a comatose state. She will discover that the world is more complicated and sinister than she ever expected it to be.

Spoilers through the end of LN 14. Having read through arc IV is recommended; if you are anime only waiting for the second half of the second season is advised. Satella's personality gains a moment of dominance over the Witch of Envy, and as a result an 11 year old Subaru is summoned in the Ellior Forest with a similarly young Emilia.

Ruta de la Humildad: Subaru, aterrado por la idea de volver a ser asesinado por Elsa, acepta sus debilidades y deja todo en manos de Reinhard. Tras fallar a su promesa con la chica que lo salvó, lo único que le queda es sobrevivir en un mundo que desconoce. Para ello, tendrá que usar su conocimiento para reinventar los objetos de su mundo. ¿Pero acaso ha escapado de la muerte?

Humility If: Subaru, terrified by the idea of being slain again by the Bowel Hunter, Elsa, accepts his weaknesses and leaves everything to Reinhard. After failing his promise to the girl who saved him, all he has left is to survive in a world unknown to him. To do this, he will have to use his knowledge to reinvent the objects of his world. But, has he escaped the cycle of death?

Primitive they were, perhaps even barbaric. They played lip service to virtue while giving themselves fully to the embrace of decadence. So when their king died these unenlightened people, under command of a dragon, were ready to give their country away to whomever this creature desired. Subaru starts French revolution in Lagunica, and the world is burning. Inspired by Treachery If

An author insert fanfiction where I use my knowledge of the anime (not the light novel) to help Subaru survive the world of Re: Zero. Expect decent departure from the anime because I'm unhappy with one really big event in the show.