Time-Travel
Books
This Is How You Lose the Time War by Amal El-Mohtar & Max Gladstone
11/22/63 by Stephen King
Version Control by Dexter Palmer
Not for everyone, but I enjoyed this more than I expected. Nominally about time travel, but the evolution and permutations of adult friendships resonated with me.
Recursion by Blake Crouch
Replay by Ken Grimwood
The First Fifteen Lives of Harry August by Claire North
The Time Traveler's Wife by Audrey Niffenegger