The chaotic co-op railroad construction game is back! Team up with your friends to build a railroad through procedurally generated worlds with new biomes and bosses. Permanently upgrade your character and engine, even create your own levels - just don‘t let your train derail!
Race a ball through obstacle courses and beat your best time to climb the leaderboards. Perfect your lines and discover shortcuts on 20 official and 500+ player-built tracks.
Explore quiet liminal spaces that feel familiar, yet strangely wrong. Walk, climb, and swim through five handcrafted stages, then build worlds of your own in a powerful sandbox. Publish them through LIMSCAPERS, visit other creators’ spaces, and explore together in Multiplay Beta.
Fast-paced, classic-style turn-based tactics. Pick from 14 Commanders with game-changing Battle Powers, command 30+ land, sea and air units across a 30-mission campaign, then take it online or build your own maps.
Quest Master is a dungeon maker inspired by the classics that first made us love dungeon crawling. Unleash your imagination, alone or in local co-op, to make dungeons full of puzzles, traps and monsters. Upload them for others to explore and challenge yourself with other players’ creations.
Fly near-future aircraft with immersive physics across dynamic battlefields, facing land, air, and sea threats. Wage war against AI or rival pilots using an array of advanced weaponry, including tactical and strategic nuclear weapons capable of annihilating anything in your path.
Speed around loops, dart through train crossings, drift around helter skelters, and unleash wacky weaponry in this modern take on classic top-down multiplayer racing games such as Micro Machines and Mashed. The twist? You build the track.
Race the world in Race Royale, run the Gauntlet for roguelike cards and a rival, build your own tracks and share them on the Workshop, and let your Twitch chat blackout your screen and bomb on your friends.
Jump, shoot, and slash your way through 30XX, the roguelike action platformer you can play with a friend! Explore lush, ever-changing worlds that mix precise platforming with fevered combat. Destroy fearsome Guardians. Master unique Powers. Rediscover the thousand years we've lost.
RealFlight® is the industry-leading flight simulator for radio-controlled airplanes, helicopters, and drones. Fly more than 300 hyper-realistic vehicles in an immense, open world right from your desktop. This RC classic is a must-have tool for flight enthusiasts of all skill levels!
First-person puzzler you can play solo or in an online co-op. Explore a set of highly interactive escape rooms. Move furniture, pick up and examine everything, smash pots and break locks! Play thousands of community-made rooms through the level editor.
Scoot is an open world scooter riding game. Enter this physics based game and perform over 40 different tricks, customise your scooter and rider, build your dream park, film clips, or play online with friends!
Become a King (or Queen) at making levels! Join a community designed around level creation and online play. The level editor is simple to use and lets you create anything, even living creatures!
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.
Cut-throat multiplayer running game that pits 4 players against each other, locally and/or online. Run, jump, swing around, and use devious weapons and pick-ups to knock opponents off-screen! One of the most competitive games you'll ever play.
Forget everything you’ve learned about combat. Cobalt’s slo-mo mechanic lets you perform moves that other games can’t comprehend. Discover the secrets of a distant colony in a cosmic campaign, take on challenges and rule the leaderboards, or face off against others in local and online multiplayer.
Teeworlds is a free online multiplayer game, available for all major operating systems. Battle with up to 16 players in a variety of game modes, including Team Deathmatch and Capture The Flag. You can even design your own maps!
LEGO® Indy is back in his biggest adventure yet. Battle through all four movies, including all-new levels from the original adventures and your favorite new moments from The Kingdom of the Crystal Skull... or in true LEGO® fashion, get creative and build your own levels to play with friends!
Swing into the ultimate golf adventure with Multiplayer Platform Golf! Enjoy physics-based golfing and 3D platforming in multiplayer matches with up to 12 players. Create and share courses using the level editor and explore endless community maps via Steam Workshop. It’s time to tee off!
Summer Islands is a holiday real-time strategy business simulator. Be the right businessman, build your holiday paradise and grab the money from your tourists. Play alone, with your friends and with computer enemies and survive natural disasters without going insolvent.
A time-trial platformer inspired by platform fighters. Wavedash into the psychedelic realms of the elements and help Poly fight chaos to restore balance.