Open World

Responding is an upcoming open-world Emergency Services simulator sandbox that offers a realistic and in-depth Police, Fire, and EMS experience that is set in a fictional version of New York State.

Dark and Light is a vast sandbox survival RPG set in a world dominated by powerful elemental forces. Find your way in a meticulously crafted world, featuring breathtaking landscapes, a wide variety of mythical creatures, and limitless possibility to craft, build, and unlock dozens of powerful weapons, spells, and skills.

Embark on an adventurous journey to explore the Quinfall universe. Be a part of unique battles and an immersive story with dozens of different professions in the depths of medieval times in an all-new MMORPG experience.

Once a prosperous city Istanbul is fallen. Prepare your gear, defeat zombie hordes and reclaim your hometown. Uncover hidden story behind the disaster and learn what controls the zombies. Select your side between military and rebels and fight for the control of the city.

Explore space and build on other worlds in Star Rangers! Star Rangers is a space exploration and construction game that allows players to build habitats and spacecraft, acquire gear and explore the solar system.

Join the Early Access journey with this immersive driving-survival game. Explore the harsh American wilderness in the Long Drive North. Drive & repair your trusty RV, scavenge for parts, upgrade your vehicle, hunt & cook to survive; alone or with up to 4 players. SHARED RV MULTIPLAYER NOW AVAILABLE.

Cosmonautica is a fresh take on space trading in a procedurally generated universe, paired with quirky humor for your intergalactic enjoyment.

Build Rome Together! A co-operative grand strategy MMO from a team of veteran city builders, Romans: Age of Caesar is the latest historical strategy game from Firefly Studios.

WWII Online is a massive, persistent free-to-play MMO FPS driven entirely by players. Fight as Army, Air, or Naval forces and earn Victory Points to access more units. One global server. No scripts. Real outcomes. No zones. Huge world (300,000 km²). ENLIST NOW!

Manage your own park facility in a huge open world in Park Ranger Simulator. Take on all the tasks that need to be completed as a park ranger - alone or together in cross-platform multiplayer! You have a variety of vehicles and equipment at your disposal to complete the challenges ahead!

In ARK Park, engage in close encounters with primal species through a series of theme park attractions. Enter by yourself or with a group of adventurous friends, and witness dinosaurs roaming in the wild with your own eyes!

The Great Battle between Karus and El Morad has arrived to Steam! Pledge allegiance to one of the Nations and put your skills to the test in one of the best PvP system in the MMORPG universe!