It's raining cats and...juvenile books?
Brina the Cat: Gang of the Feline Sun by Salati
Brina, a city cat, moved to the mountains with the owners for a summer holiday. Here she meets some stray cats who call themselves "The Gang of the Feline Sun". The new friends convince her to escape her owners and become a free cat. But while Brina enjoys her newfound freedom and all the new types of delectable bugs the countryside has to offer, her young owners are panicking over losing her, a member of their family. Brina must make a choice to live with her owners, where it's safe (but confined) or go free in the wilderness.
Disappearing Darcy by Sateren
Darcy is a Ragdoll cat who has come to stay at Tabby Towers while his young human, Joy, is in the hospital for heart surgery; but he is clearly miserable, and soon escapes to run back home--so Tabitha, her grandmother, and their super-annoying, dog-loving neighbor Alfreeda smuggle Darcy into the hospital for a visit with Joy.
Into the Wild by Hunter
For generations, four clans of wild cats have shared the forest. When their warrior code is threatened by mysterious deaths, a house cat named Rusty may turn out to be the bravest warrior of all.
The Familiars by Epstein
When a scrappy alley cat named Aldwyn passes himself off as a magical animal companion to Jack, a young wizard in training, Aldwyn and his fellow "familiars, " a know-it-all blue jay and bumbling tree frog, must save the kingdom after the evil queen of Vastia kidnaps Jack and two other wizards.
FukuFuku by Konami
Presents the continuing adventures of FukuFuku the kitten and her doting owner, as FukuFuku grows and matures into a fine feline companion.
Sanity and Tallulah by Brooks
Sanity and Tallulah live in a space station at the end of the galaxy. When Sanity's illegally created three-headed kitten escapes, the girls have to turn their home upside down to find her in this graphic novel.
Sparks! by Boothby
August is a brilliant inventor who is afraid of the outside. Charlie is a crack pilot who isn't afraid of anything. Together these pals save lives every day. They also happen to be cats who pilot a powerful, mechanical dog suit! Always eager to leap into danger, this feline duo have their work cut out for them as they try to thwart Princess, an evil alien bent on enslaving mankind. Don't let the fact that Princess looks like a cute, diaper-wearing baby fool you. She's clever, determined, and totally ruthless. So when Princess and the browbeaten fools she calls servants enact a brilliant and dastardly plan to conquer Earth, August and Charlie pull out all the stops to save the day.
Purrmaids: the Scaredy Cat by Bardhan-Quallen
The purrmaids' homework assignment is to find something special to bring to class. Will they be brave enough to swim far away from Kittentail Cove and explore Tortoiseshell Reef to find the perfect thing? Or will they be scaredy cats?
Kitten Construction Company by Green
Marmalade, a trained architect who also happens to be an adorable kitten, finds allies in other construction-trade cats when her plans for the new mayor's mansion are rejected by the city planner.