Top similar games like City of Cats:

Forge your path in Crownless, an indie-fantasy MMORPG with many roads to explore. Discover dangerous worlds, experience meaningful progression, and engage with the community along your journey!

Day of Dragons is an online creature survival game set in a large, beautiful, sandbox open world with multiple biomes and distinct creatures. Rule the world as one of several dragon species, or play as an elemental.

Journey to a time long forgotten... In this thrilling underwater world of strange and beautiful creatures, only the strongest species will survive! Hunt for prey as the terrifying Kerygmachela, avoid danger using the diminutive Daguinaspis, or try and survive as one of the many species on offer.

Peexel Casino is an MMO set in the Las Vegas universe. Hit up the strip with your friends, raid giant casino bosses for loot, or watch your little guy gamble in the corner of your desktop while you work! In Peexel Casino, there are no rules! (local laws still apply)

Immerse yourself in a prehistoric ecosystem brought back from extinction. Survive and carve out your niche on islands teeming with danger and opportunity!

One city. Thousands of ways to live in it. Become a cop, kingpin, CEO, or anarchist in Archonia: a sprawling cyberpunk metropolis shaped entirely by its players. Own property, run companies, install cybermods, rig the market, and decide whether the city thrives or falls. Welcome to Archonia.

Everis is a multiplayer procedural world where players build, explore, and shape the game itself. Create structures, design adventures, and let the community decide what becomes part of a shared, ever-evolving universe.

A colorful online farm game about growing up and protecting others. Hatch from an egg or be born as a kitten or puppy, grow with players around the world, and become a guardian who protects the little ones on the farm.

You might be a Dragonborn or a Jellyfish girl, and you just landed on this prehistoric, mythical world. You must use any weapon and be anyone to survive and thrive! Catch and create your unique pets from hundreds of mythical beasts!

Way Of Animals is a game where you have to survive the dangers and challenges of the African savannah in the shoes of different animals. Protect your herd from the dangers of the night. Heat and drought are also your enemies. Survive, if you can.

An open-world voxel sandbox where every block can be mined, placed, and rebuilt. Explore procedurally generated worlds, dig for resources, and build anything you can imagine, alone or with friends. No two worlds are ever the same.

Live, socialize, create! The Life Together Online is a unique online life simulator where every character is a real player. Work, make friends, customize your home, attend parties and travel. Complete freedom - choose your path and become part of a living world!

Multiplayer Online RPG offering a shared world for players to adventure merging ‘classic’ MMO vibes with more modern third person action combat systems.

World of Dypians: The Gathering Storm is an action-adventure MMORPG where heroes must unite to stop the Dark Lord’s invasion. Explore vast lands, uncover secrets, and engage in epic battles. Forge alliances, master combat, and fight to save a world on the brink of destruction.

Enter PUZKIN: Magnetic Odyssey, a family-friendly sandbox MMORPG where you build, explore, and battle in an epic anime-inspired world. Capture creatures and collect cards, customize your characters, and unleash creativity in dynamic PvP, PvE, and collaborative building adventures!

Throne and Liberty captures the essence of classic MMORPGs while introducing new gameplay elements, depth and excitement at every turn. Gather your guild, prepare for battle, and set forth for throne... and liberty!

Make your own way in Makers' Wake, a fantasy MMORPG with 15 classes. Shape your character through skills, mastery, and unusual gear. Explore a world its makers left behind, face dungeon bosses with friends, craft and trade, and compete in PvP.

Play in a virtual world by creating your own character in a tons of different game modes with your friends. Join the Neden community.

A free-to-play MMO at Giza, 2540 BCE. Arrive as a laborer while Khafre's pyramid rises and the Sphinx is carved from the bedrock. Haul stone for the Great Work, craft, trade on one market and rise in rank in one shared world. Cosmetics and convenience only, never pay-to-win.

Play ArcheAge - A vast open-world sandbox MMORPG with everything you can possibly imagine.

Experience a thrilling action RPG set on the supernatural island of Aeternum. Forge your destiny on an adventure filled with danger and opportunity.

Classic free-to-play open-world MMORPG with grind, PvP, and a risky upgrade system up to +10. Level 1–100 with no resets. 33 maps. Crossplay for PC & mobile (Android beta).

A class-based action MMO inspired by classic RPGs. Explore a fractured world of monsters and ruins, build your own playstyle, and fight alongside friends in real-time, cooperative combat.

A classic MMORPG experience, modernized the right way. Near-endless build creation and deep character development. Explore the living world of myth, craft legendary gear, slash through monsters, and loot as much you can.

An old-school isometric MMORPG with no classes: the weapon in your hand decides what you can do. Train your skills by using them, hunt a hand-crafted world, and risk it all — die and you drop your entire inventory. Party up, found a guild, buy a house, and earn your place.

A living-city roleplay sandbox in Unreal Engine 5 where every system is player-run. Dispatch from a real police CAD, crack vaults in tactile heists, run casino tables, mine crypto, grow and cook product for a network of NPC buyers — and get elected mayor. Write the laws. Break them.

Razgovor Online is a Social MMORPG-Lite open world game, providing ways to explore, socialise, and grow, with Jobs, Mini-Games and player housing, or even taking long drives with your friends, the freedom is yours!

Swords and Shotguns is a Sandbox Survival MMORPG, combining elements of PvE and full loot PvP with intense real-time combat. Gather resources, craft power gear, and shape the player-driven economy. The entire world is a massive big server.

An old-school MMORPG where progress is permanent. Train classless skills, craft your gear from raw materials, fight in point-and-click combat, and even run for mayor of a player-governed towns, all in the hunt for legendary treasures across a growing world.

Explore a universe of diverse worlds. Jump between adventures, trade, craft, and meet other players. Each world offers unique challenges, while a shared economy and evolving environments let your actions ripple across the entire connected universe.

Relive the classic gameplay of an old-school MMORPG. Select a class that suits your style and join your friends to explore the vast world of Trimurti Online. Upgrade your equipment and maximize your skills, face monsters and bosses, conquer dungeons.

Grace Online is a 3D fantasy MMORPG featuring an immersive experience that allows the players to forge their own paths through exploration and discovery.