Well theres second life but that more social sim then game

Albion is the big furry PC game that nobody ever talks about

Those aren't available in GOG, but the Elder Scrolls series have khajiit (cat-like) and argonian (lizard-like) characters

not anymore! they're all available on GOG now :)

Plenty of options out there, a lot already mentioned, I didn't see Dust an Elysian Tail mentioned yet however.

Abomi Nation
Aqua Kitty: Milk Mine Defender
Armello DRM Free Edition
As Far As The Eye
A Short Hike
Astrodogs
Backbone
Banners of Ruin
Beacon Pines
Bear and Breakfast
Bee Simulator
Beyond The Edge Of Owlsgard
BIOMUTANT
Blacksad: Under the Skin
Blazing Beaks
Bloody Hell
Botanicula
Bound By Blades
Boxville
Bread & Fred
BROK The InvestiGator
Bubsy: The Woolies Strike Back
Bug Fables: The Everlasting Sapling
Candle
Candleman: The Complete Journey
Castle on the Coast
Catizens
Cat Quest
Cat Quest II
Chicken Assassin: Reloaded
Chicken Police
Chook & Sosig: Walk the Plank
CHUCHEL Cherry Edition
Clid the Snail
Clive 'N' Wrench
Cult of the Lamb
Cuphead
Curse of the Sea Rats
Dead Cells
Death's Door
de Blob
de Blob 2
Detective Gallo
Diluvian Winds
Divinity: Original Sin 2 - Definitive Edition
Dust: An Elysian Tail
ΔV: Rings of Saturn
Elypse
Endling - Extinction is Forever
Escape Goat
Escape Goat 2
Ethan: Meteor Hunter
Feist
Feudal Alloy
FEZ
Foretales
FoxTail
Freedom Planet
Gato Roboto
Ghost of a Tale
Glover
Haven Park
Hellmut: The Badass from Hell
Heroes of Might and Magic® 3: Complete
Hero's Hour - Deluxe Edition
Hextech Mayhem: A League of Legends Story™
Hob
Hollow Knight
Illuminaria
Incredipede
Inherit the Earth
Inspector Waffles
Islets
Jazz Jackrabbit 2: The Christmas Chronicles
Jazz Jackrabbit 2: The Secret Files
Jazz Jackrabbit Collection
Journey of a Roach
Kao the Kangaroo (2000)
Kao the Kangaroo (2022)
Kao the Kangaroo: Mystery of the Volcano
Kao the Kangaroo: Round 2
Kitaria Fables
Legend of Kay: Anniversary
Lonesome Village
LOST EMBER
LumbearJack
Lumote: The Mastermote Chronicles
Lunistice
Maize
Mari and Bayu - The Road Home
Maui Mallard in Cold Shadow
Metamorphosis
Morphopolis
MouseCraft
Mr. Bree+
Mushroom 11
Mutant Year Zero: Road to Eden
New Super Lucky's Tale
Night in the Woods: Weird Autumn Edition
Nine Noir Lives
No Man's Sky
Nuclear Throne
Oaken
Octodad: Dadliest Catch
Of Blades & Tails
Omensight
Onde
On Rusty Trails
Ori and the Blind Forest: Definitive Edition
Overcooked! 2
Overcooked: Gourmet Edition
Owlboy
Paws: A Shelter 2 Game
Pikuniku
Pile Up! Box by Box
Pronty
Rain World
Rayman 2: The Great Escape
Rayman 3: Hoodlum Havoc
Rayman® Forever
Rayman Origins
Reus
Ruin Raiders
Sam & Max: Beyond Time and Space
Sam & Max: Beyond Time and Space (2008 Original Version)
Sam & Max Hit the Road
Sam & Max Save the World
Sam & Max Save the World (2007 Original Version)
Sam & Max: The Devil’s Playhouse
Save me Mr Tako: Definitive Edition
Scorchlands
Seasons after Fall
Semblance
SHEEPO
Shelter
Shelter 2
Sine Mora EX
Skylar & Plux: Adventure On Clover Island
Slime-san: Superslime Edition
Smushi Come Home
Space Tail: Every Journey Leads Home
Spectacular Sparky
SpongeBob SquarePants: Battle for Bikini Bottom - Rehydrated
SpongeBob SquarePants: The Cosmic Shake
SPORE™ Collection
Starbound
Stellaris
Stories: The Path of Destinies
Superfrog
Superfrog HD
S.W.I.N.E. HD Remaster
Switchball HD
TailQuest Defense
TANGLEWOOD®
Terror of Hemasaurus
The Adventures of Shuggy
The Companion
The Darkest Tales
The Elder Scrolls III: Morrowind GOTY Edition
The Elder Scrolls IV: Oblivion - Game of the Year Edition Deluxe
The Elder Scrolls V: Skyrim Special Edition
The First Tree
The I of the Dragon
The Pirate's Fate
The Spirit and the Mouse
Timberborn
Tooth and Tail
Trailblazers
Tribal Hunter
Trifox
TUNIC
Turnip Boy Commits Tax Evasion
Unreal Tournament 2004 Editor's Choice Edition
ViruZ
Webbed
Where Is My Heart?
White Shadows
World of Goo
Worms 2
Worms: Armageddon
Worms Crazy Golf
Worms Forts: Under Siege
Worms Revolution Gold Edition
Worms Ultimate Mayhem - Deluxe Edition
Worms United
Worms W.M.D
Worms World Party Remastered
Wuppo
Yoku's Island Express
Yono and the Celestial Elephants
Yooka-Laylee
Yooka-Laylee and the Impossible Lair
Zniw Adventure