139 Moddable Simulation games your group can play together online, including Assetto Corsa Competizione, Space Engineers, and AI War 2.
All games: 24
Assetto Corsa Competizione, the official GT World Challenge videogame. Thanks to the extraordinary quality of simulation, you will experience the atmosphere of the GT3 championship. Compete against official drivers, teams, cars and official circuits reproduced to the highest quality ever seen.
Share a Creative or Survival world in Space Engineers, where your group turns mined resources and block-by-block ideas into ships, bases, and missions.
The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.
The Hokuta City streets await your engine rev. Can you beat everyone in this race for first place? Upgrade your car, take care of its appearance and defeat everyone on the streets of the Hokuta City.
Steel Division 2 is a historically-accurate WW2 real-time strategy game set on the Eastern Front. Features 1:1-scale turn-based army management and real-time tactical battles with thousands of men at your order.
Relive the pioneering spirit of the Golden Age of Steam by establishing your own railroad empire across 19th century North America. Bring settlements together, produce and trade goods and develop new technologies to stay ahead of the competition. Want more? RAILROAD CORPORATION 2 Out Now!
The best-selling franchise takes a giant leap forward with a complete overhaul of the graphics engine, offering the most striking and immersive visuals and effects, along with the deepest and most complete farming experience ever.
Go on a trip through time! Experience the freedom of traveling into any date, hour and minute in time between the years 1 and 3033 AD! Help your best friend Edward in his scientific affairs! Watch out for the Time Agents & avoid yourself!
Parkitect is a business simulation game that charges you with the construction and management of theme parks! Bringing back the best of classic theme park games with many new features and content on top. Now supports online co-op with up to 8 players!
CAR TUNE: Project is a detailed car tuning simulator where every bolt, screw, and gear matters. Build your dream machine, fine-tune every parameter, and test it on the track.
Drunken Wrestlers 2 is a funny physics-based multiplayer fighting game. Features include character customization and a powerful mod editor integrated with Steam Workshop.
You have inherited your grandparents farm as they set off to travel the world. Work with Frank at the local construction shop to finish off the final touches on your new home. Aid Frank and Mayor Wilson in building up the town so it may reach it's full potential.
Contribute to the colonization of the universe. Get and process resources, develop your technologies. Achieve complete automation and build a portal to include another planet in the chain of worlds.
Contractors is a team-based competitive multiplayer shooter game for virtual reality devices. Experience the next level virtual warfare with hardcore controls, lethal weapons, customizable load-outs, and intense firefights. BECOME AN OPERATOR.
Mashinky is a transport strategy game about trains. The goal is to create your own transport empire on a procedurally generated map. It’s a unique blend of realistic graphics combined with an isometric construction mode and board game-like rules.
Build your own model railway tracks and scenery or explore pre-made maps, including 1000s of player-made maps and mods on the Steam Workshop! Play solo and in multiplayer, both in virtual reality and on PC!
Dominate the classical Mediterranean in Imperator: Rome, a grand strategy game from Paradox Interactive. Navigate the dangerous waters of politics and diplomacy as you build up your provinces and conquer foreign lands. Now available with special content and the digital artbook.
Coordinate firefighters, police, medical personnel and specialists in the classic EMERGENCY 4 Deluxe! Now with the previously untranslated bonus missions in English.
XCOM meets Football Manager. Here, veterans of turn-based games outplay seasoned football managers. Your opponent has better players? You have better tactics. Combine your tactical edge with smart club management and take a little-known club to the top of world football.
Northgard: Definitive Edition is a critically acclaimed real-time strategy game based on Norse mythology. Lead your clan, uncover the secrets of a mysterious newfound continent and defeat your enemies to conquer the Throne!
Master realistic drift physics, tune 120+ cars and drift online with up to 16 players across platforms. Compete in TOP-32, build unique setups and explore hundreds of community-made Workshop maps.
Experience the job of a bus driver in a vast and freely drivable urban area. Drive original licensed city buses from the great brands: Mercedes-Benz, Setra, MAN, and IVECO BUS. Transport your passengers safely and punctually, either solo in single player mode, or in multiplayer mode.
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!
Star Control is a space role-playing game in which you command Earth's first interstellar starship on a mission to save the Earth from hostile alien empires.