Cat wearing an Angler Fish costume video

Mvpcats (/r/Mvpcats): The best cats and other cute animals

Cats Standing Up (/r/CatsStandingUp): A world-renowned hub for all things cat (standing up).

Cats Are Aliens (/r/catsarealiens): Post pictures of your cats acting like aliens/proof of them being aliens

for the kitty in u (/r/MEOW_IRL): Post "felines of the soul", images of funny, relatable cats.

Eyebleach (/r/Eyebleach): What is Eye Bleach? The catch-all community for sharing links which are beautiful, happy, adorable or tastefully sexy. After a long day of seeing what internet anonymity can do to people, you're bound to need some eyebleach.

Cat Pictures (/r/catpictures): Pictures of cats!

Animals with floppy ears (/r/FloppyEars): Gifs and images of animals with floppy ears

Meows! (/r/meows): A collection of the finest meows on the internet. Meow Meow.

MadeMeSmile (/r/MadeMeSmile): Welcome! /r/MadeMeSmile is a place to share things that made you smile or brightened up your day. A generally uplifting subreddit.

A subreddit for cute and cuddly pictures (/r/aww): Things that make you go AWW! -- like puppies, bunnies, babies, and so on... Feel free to post original pictures and videos of cute things.