Co-op & Multiplayer Games

MycoRelic is a cooperative third person action-RPG set on islands inhabited by tribal mushroom robots. Loot derelict foundries to upgrade your robotic body. Explore ancient temples to infuse your fungus with forgotten elemental powers.

Drox Operative 2 is a starship action RPG with warring alien races, fierce space battles, a dynamic, evolving galaxy, and co-op multiplayer for Windows and Linux.

Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!

Modbox is a multiplayer game creation sandbox for Desktop+VR

MY HERO ONE'S JUSTICE 2, the over-the-top follow-up to the smash hit 3D arena fighter MY HERO ONE'S JUSTICE, makes its heroic debut! Make full use of characters' Quirks as you clash head-to-head in epic battles across huge arenas!

No King No Kingdom – First-Person Strategy Game. Ride Dragons! Command peasants! Build towns! Raise Armies! Tame Epic Creatures! Take your own sword and fight side by side with your troops against powerful giant bosses.

Run fast, soar through the air, and master your landings as you speed through procedural worlds to outrun the end of the universe, by yourself and with friends!

CS2D is a free fast-paced top-down multiplayer shooter. Featuring many different game modes, a built-in map editor and much more.

Fetch some friends for fun, fast online multiplayer. One of you is the baddie! Everybody else is trying to find the baddie. The baddie is invisible. At least, most of the time...

Stellarcraft is a sci-fi tower defense adventure: explore alien planets, gather resources, build defenses, and fend off waves of enemies, solo or in 4-player co-op. 🚀

You and your fellow railroaders are the lifeblood of your railroad, just like it is the lifeblood of the communities it serves. Switch cars at industries. Keep people moving while running local passenger trains. Run trains with a purpose in transition era Appalachia – in Railroader!

Roadside Research is a 1 to 4 player co-op gas station simulator. Except you’re aliens. And undercover. Do very human things like restocking shelves while preparing for the invasion. Just don’t get caught.

Gird your loins and sharpen your steel! Besiege 20 unique enemy lords and battle friends online, in this expanded remaster of the classic 'castle sim'. Relive history with new units, opponents, visuals, audio, campaigns, skirmish trails, co-op and larger maps.

You are a disease. Infect the human body as a lone pathogen in this cellular roguelike shooter. Collect organelles to evolve your parasite in a microscopic arms race against your host's immune system. Conquer a beautiful, procedurally generated world of tiny proportions.

Archons is a Roguelite/Survivor game where you control two characters, the Archons- simultaneously! Customize your build and abilities to fit your own unique playstyle and blast your way through enemy parasites and bosses!

Build your dream nightclub in Night Club Simulator: Party King! Play solo or team up in online co-op with up to 8 players. Design your club, serve drinks and hire bartenders, dancers and many other staff. Can you keep the party going when chaos takes over?

The cult horror shooter series comes to an apocalyptic conclusion with an epic new third chapter, a heart-pumping new horde mode, and remastered editions of the best-selling Nazi Zombie Army 1 & 2.

Embark on a thrilling journey through an unforgiving desert. You'll need to gather scarce resources and utilize your strategic and management skills to build a little train capable of overcoming attacks and fires.

Enjoy realistic driving in the open world. Relaxing cargo deliveries or driving buses and taxis will give you enough money to buy new cars and parts. You can test your driving skills at the race track. It's all about pure driving pleasure!

Cluckmech Oasis, a top-down shooting Roguelike tower defense game. Play as the Warcluck and lead your team of animal heroes in a fight for survival. Collect, build and upgrade defenses, and engage in intense battle against waves of plant enemies.

A colony building game with an emphasis on unexpected events, online co-op, and managing a unique community. Build your colony, feed your colonists, research technologies, craft advanced weapons, explore the world, fight enemies and defend your property.

Animal memes such as Power Hook Dog, Mighty Fox, Magic Squirrel and more are now become Fighters!! Simple Controls & Funny Animals & Exciting Battles!!! Choose your favorite animal and join the fight! Players are able to fight through arcade mode become the King of Animals!

"Button Button Up!" is a platformer party game. Players need to use limited resources to help their partner passing different laser obstacles. The bros are going share their weal and woe to complete a fantastic adventure by the lead of Mr. Bunny.

Deadburg is a co-op survival game set in a procedurally generated city with thousands of buildings to explore and zombies to kill. Every building you see can be explored, exploited and destroyed one block at a time. Play alone or with friends and discover the secrets of the city.

This is a light casual game of roguelite with Chinese style. Fight your way out of the monsters, either alone or with a group of three or four friends. Play as different characters, form a unique Build game, defeat the final monster, enjoy killing monsters!

Forget all those other cooperative horror games. You never know who's going to win in this 4v1 game where teams and roles can change. The hunter can be the prey, and the prey can be the hunter. Complete the ritual and become a vampire or die as prey to cursed creatures.

The Eternal Castle [REMASTERED] is a remake of the original "ETERNAL CASTLE" from 1987, with additional game mechanics, sophisticated sound design, polished 2-bit CGA animated graphics, and modernized game design.

Stone Simulator is a meditative idle game where you live as a rock enduring endless seasons and absurd events. Survive storms, unlock quirky achievements, and observe a serene, ever-changing world. Perfect for Zen-like relaxation or meme-worthy humor.

Panzer Corps 2 is the ultimate Second World War strategy game! Enjoy the time-proven gameplay formula which has been appreciated by millions of players over the years, brought to a whole new level of refinement up to the latest technical standards.

Gather resources, craft components, build vehicles, and code their logic in a physics-driven engineering sandbox and full scale space sim.

Build a new home for your team of robots as they begin a new life for themselves on a distant planet where they can fulfil their ultimate dream: to be human.

Arena combat meets mercenary club management. Recruit from a dynamic market, build your squad, and compete season after season in leagues and cups.

Includes 47 Steam achievements, leaderboards, and stats!

The Genesis Project is an attempt to replicate Sburb from the popular webcomic Homestuck, made by Andrew Hussie.

A minimal skateboarding game about momentum, transition flow, and huge air time.

A light horror roguelike adventure through a post apocalyptic world, with airships.