Steam Workshop Games
Discover the best co-op games on Steam. Access estimated total revenue, median sales per game, saturation levels, and top-performing titles to benchmark your project.
Games with Steam Workshop
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Classic Marathon
From the team that brought you Aleph One, the classic sci-fi FPS Marathon from Bungie on Mac revived for modern hardware by the fan community.

Myths of Rules
This is a text-based adventure puzzle game, where you must struggle to survive in a world filled with ghosts and urban legends. While collecting clues, you'll uncover the truth behind the world and find the way out. The game features a wealth of levels, unconventional rules, and a touch of horror.
0Halfway
Halfway is a turn-based strategy RPG taking place a few hundred years into the future. Humanity has started colonising new worlds. Until now, they were alone ...

Kreedz Climbing
Kreedz Climbing is the ultimate non-violent 3D platformer. Race against time and other players...or not and just relax on a server and watch others as they compete with the best to become a legend on the scene!

DCL - The Game
DCL - The Game is the official videogame of the Drone Champions League - the world’s leading series for Drone Racing Teams. Fly the original tracks from DCL and experience Drone Racing like a professional pilot. Join the flying revolution!

Plasma
Plasma is a pure engineering sandbox. Use advanced visual programming and robotics tools to create anything you can imagine.
0Easy Red
The invasion has begun. Land by sea, launch from gliders, fight in the fields, in the beaches and in the skies. it is time to free France.[/b]
0ACTION SANDBOX
A physics sandbox game for people who like to play with digital toys. Create, control toys and define your goals.

Seablip
Go from humble beginnings to a feared pirate captain in this seafaring open-world adventure! Enhance your reputation as you take on bounties, upgrade your ship, hire a crew and search for treasure, or just go fishing instead!
0Company of Heroes 2 - Ardennes Assault
Ardennes Assault offers a compelling standalone single-player campaign starring the American Armed Forces. Engage in a dynamic non-linear campaign and bear the consequences of your actions as overall company health persists between missions. USF multiplayer army not included.

Ultimate Arena
Pick and create characters to fight to the death in this action-packed nonsensical arena simulation.

Quadrilateral Cowboy
When you have a top-of-the-line hacking deck armed with a 56.6k modem and a staggering 256k RAM, it means just one thing: you answer only to the highest bidder.

Bloody Trapland 2: Curiosity
Take on the hard yet fair world of Bloody Trapland. Jump, slide, dash and dodge your way through the many deadly levels. Find secrets, solve puzzles, unlock mysteries and unravel the story. Go at it alone or bring your friends along for a co-op experience like no other. 1-4 players online and/or splitscreen.
0末世少女 Zombie Girl
This is an extremely thrilling and challenging third-person shooter. If you like shooting games and Zombie Crisis, then this game must not be missed! It will give you an immersive gaming experience, immersing you in a world full of danger and mystery.

Black Geyser: Couriers of Darkness
Black Geyser is an isometric, party-based fantasy RPG inspired by genre classics. Recruit characters with unique personalities and explore a land ravaged by civil war and a mysterious curse of greed. Your choices, good or evil, will decide the fate of the Kingdom of Isilmerald.

Legendary Creatures 2
Sequel to the acclaimed Legendary Creatures, created by HideChara, and a fun treat combining both roguelike and auto-battler gameplay. Recruit and evolve a large array of troops, creatures, and an arsenal of weapons, to defeat the demon lord spreading corruption across the land.

9-Bit Armies: A Bit Too Far
Unleash voxel warfare in 9-Bit Armies: A Bit Too Far. Lead a modern military, build bases, unlock units, and attack in all-out war. Engage on land, sea and air in over two dozen missions, online skirmishes, or co-op. Easy to learn, a challenge to master.
0Bad Rats Show
Bad Rats Show is a physics puzzle game where the rats exact their bloody revenge against their main enemies: the Cats. Solve puzzles in 2D and 3D maps using physics, objects and specially trained Rats. All new Rats and Cats, but with the same classic and questionable Bad Rats humor.

Soldiers: Heroes of World War II - Enhanced Edition
The first installment in the real-time tactics series that would become known as Men of War, now refreshed and enhanced! Take command of American, British, Soviet, or German forces and fight on the battlefields of World War II in 32 single-player missions or with others in PvP and co-op sessions.

Deep the Game
Welcome to the Deep: Pixelart platformer indie game located deep inside caves. You are a cave explorer who accidentally falls in a pit which leads to a big cave system. After some exploration, you find remains of an old civilization that used to live there and decide to explore it a little further.