If you like Larry Niven, you might want to try the Man-Kzin Wars series. It’s not Niven, Niven franchised his war to whomever might want to try it out, and a great many authors have written their takes on various episodes. It’s not a novel nor a series of novels, but it’s multi-volume; some of the contributions are novella length, and there’s a unifying theme. I dug it:
You'll shoot your eye out, kid!