Most cats tend to tolerate rabbits well. They're large and tame enough that most won't "hunt" or attack them, though of course, you have to be quite careful while introducing them and supervise them when your bunny is out and about.
We are as gods to the beasts of the fields. We order the time o' their birth and the time o' their death. Between times, we ha' a duty. - Terry Pratchett.
"Men have forgotten this truth", said the fox, "But you must not forget it. You become responsible, forever, for what you have tamed. - Antoine de Saint-Exupéry