This is just mind-blowing. I'm sure it took long enough just to compile a long list of famous rabbits, but to organize them so wonderfully, with so much detail, a soft and consistent color scheme, keeping them all loyal to their original art styles while making them all look like part of the same universe... Just. Holy crap.
From left to right, here's what I recognize:
March Hare (Alice in Wonderland), the Nesquik rabbit, Cuddles (Happy Tree Friends), a rabbit from Braid, a Super Mario Galaxy bunny, Rabbit (Winnie the Pooh), Peppy Hare, Johnny Style (Zack & Wiki), Thumper (Bambi), Bionic Bunny, Cream the Rabbit, Bugs Bunny, American Rabbit, Buster Baxter, Lola Bunny, Oswald the Lucky Rabbit, the bunny from Pixar's Presto short, "Zero Jr." (Virtue's Last Reward), Buster (Tiny Toons), King (Cave Story), Jazz Jackrabbit, the "Were-Rabbit" (Wallace & Gromit), Babs (Tiny Toons), the rabbit from Super Mario 64, killer bunny (Monty Python), Max (Sam & Max), a Raving Rabbid, White Rabbit (Alice in Wonderland)
I kinda feel ashamed for not knowing more of them, but I love you for the ones that I did. There are a few others I've seen before but I don't feel qualified to say I guessed them, like the dad rabbit from Gumball, Binky from Life in Hell, and any of the ones that look like Pokemon, but I'm sure I'll continue to find new characters I recognize in here that I didn't even notice for a looong time.