Best Open World Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated open world games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Open World games on Steam.
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Space Pirates and Zombies
Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.
ARMA: Cold War Assault
Bohemia Interactive's debut game published by Codemasters as Operation Flashpoint in 2001, became genre-defining combat military simulation and the No. 1 bestselling PC game around the world and has won many international awards, including “Game of The Year” and “Best Action Game”. Over 2 million copies have been sold since its release.
ARMA: Gold Edition
ARMA: Gold is pack of ARMA: Armed Assault and an expansion pack ARMA: Queen's Gambit. ARMA is a first person tactical military shooter with large elements of realism and simulation. This game features a blend of large-scale military conflict spread over large areas alongside the more closed quarters battle.
Champions Online
Grab your cape and defend Millennium City in this comic book-style action MMORPG! Design your hero and costume from thousands of costume pieces, face super-villains like Dr. Destroyer, and create your own unique nemesis.
Global Agenda: Free Agent
2155. From the ashes of the devastating Third Great War rose the Commonwealth, an oppressive world government determined to control the entire planet. The few remaining independent factions retaliate the only way they can, with elite teams of special operatives trained in advanced warfare tactics and equipped with high-tech weaponry.
Spiral Knights
Join the ranks of the Spiral Knights. Stranded on an alien world, you must explore the ever-changing Clockworks beneath its surface.
Red Faction®: Armageddon™
Red Faction: Armageddon Path to War includes 4 new missions, 2 unlockable items and 10 new achievements!
The First Templar - Steam Special Edition
Uncover the mysteries behind the Templar Order! Steam Exclusive Edition includes bonus mission “The Arena”.
Mount & Blade: With Fire & Sword
The standalone expansion for Mount & Blade! With Fire & Sword builds and expands upon the highly regarded combat system from Mount & Blade: Warband. Firearms have been introduced to the battlefield.
Cargo! The Quest for Gravity
Create crazy, yet functional, custom vehicles to solve missions with your own unique style!
Dino D-Day
Frantic, multiplayer action involving Nazis and dinosaurs! What are you waiting for? This is World War II as it should have been!
Dungeon Siege
Dungeon Siege® combines the immersive elements of a role-playing game with over-the-top intensity and non-stop action. Dungeon Siege plunges you into a continuous 3D fantasy world where you face off against an army of evil that has been unleashed.
LEGO® Star Wars™ III - The Clone Wars™
LEGO Star Wars III: The Clone Wars will allow fans to explore endlessly and laugh their way through the Star Wars galaxy in the most humorous, accessible and action-packed LEGO game to date.
Mafia II (Classic)
Vito Scaletta has started to make a name for himself on the streets of Empire Bay as someone who can be trusted to get a job done. Together with his buddy Joe, he is working to prove himself to the Mafia, quickly escalating up the family ladder with crimes of larger reward, status and consequence… the life as a wise guy isn’t quite as...
Crysis 2 - Maximum Edition
Aliens are decimating New York City, only you have the technology to survive. Be The Weapon.
Assassin’s Creed® Brotherhood
It’s time to join the Brotherhood.
Sonic Adventure DX
An ancient evil lurking within the Master Emerald has been unleashed from its slumber by the devious Dr. Eggman and is on the verge of becoming the ultimate monster using the 7 Chaos Emeralds. Only Sonic and his friends are heroic enough to put a stop to Dr. Eggman and his evil minions.
Crazy Taxi
Hey hey, come on over and have some fun with Crrrrrazy Taxi! Barrel through traffic packed streets, hurdle off parking garages, and Crazy Combo your way to Crazy Money in a wild frantic race to scare up the most fares. In Crazy Taxi, time is money, and only the Craziest Cabbies come out victorious.
RIFT
Dive into a world of epic adventure! Create your perfect hero thanks to a uniquely customizable class system. Collect, craft, and customize your gear. Go it alone or group up to challenge dungeons, raids, dynamic open-world content, and your fellow players.