Games like Boundless on Steam
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Pixel Worlds: MMO Sandbox
Award winning indie game studio Kukouri welcomes you to our multiplatform MMO sandbox: Pixel Worlds! (” Best Indie Game Developer ” Global Mobile Game Awards 2019) Play free with friends, create your own worlds and stories. Fight off the enemies and get awesome items in this award winning indie MMO!
Miniland Adventure
The world doesn't generate itself - you do it, shape the world as you wish! Start with nothing, and build dream houses for goblins and yourself while exploring, collecting resources, crafting, building, fighting, farming... and more!
Far Cry® Primal
The award-winning Far Cry franchise returns with its innovative open world gameplay, bringing together massive beasts, breathtaking environments, and unpredictable savage encounters. Welcome to the Stone Age, a time of danger and adventure.
Road to Eden
Road to Eden is a third-person multiplayer survival coop game, set within the post-apocalyptic ruins of a world destroyed by an alien invasion. You wake up at the side of the road with no memory and must team up with other survivors to make the long and dangerous journey to Eden.
Omega Crafter
Adventure in a vast open-world survival craft game with your programmable sidekick Grammi! Program the Grammi to collect materials, build your town, craft weapons and armor to challenge strong enemies! Play alone or with friends online!
Heat Death: Survival Train
Heat Death is a sci-fi survival game where you can build, upgrade, and customize your battle train to explore and survive a frozen world! This train is not only your shelter and vehicle, but also your weapon and ally to face hostile drones, deadly storms, and hidden mysteries of an unknown world!
Total Miner
Total Miner is an open world voxel sandbox game. It is primarily designed for creative RPG game builders, but also has two action/adventure style game modes where you can just jump in and play.
Among Trees
Escape to an enchanting, living sandbox surrounded by wildlife and nature. Scavenge materials and craft tools to turn your small cabin into a warm, well-supplied home. Survive by fishing, cooking and growing your own food. Be careful though, the forest is as dangerous as it is wonderful.
Therian Saga
Therian Saga is a MMORPG that tries to stand out of the crowd by offering a compelling storytelling surrounded by a massive mathematical set of rules that define the world your hero will evolve in. It could be said that it borrows elements from old-time MUD games, strategy games and even tabletops RPG.
How to Survive 2
Dead or Alive? Make up your mind, stranger. We don’t like that undead business here in Louisiana…Survive solo or with friends as you look to fulfill your basic needs of food, water and shelter, crafting your own tools and weapons while you secure your camp and face flesh hungry zombies.
The Survivalists
A living world full of surprises, secrets and danger awaits in The Survivalists, an adventure-filled survival sandbox set in The Escapists universe. Explore, build, craft and even train monkeys with up to three friends in a desperate bid to survive. Have you got what it takes to be a Survivalist?
Smalland: Survive the Wilds
Experience a big adventure on a tiny scale! Enjoy multiplayer survival in a vast, hazardous world. Preparation is key when you're this small & at the bottom of the food chain. Craft weapons & armour, tame & ride creatures, build encampments & explore a strange new land.
Mirthwood
Embark on an enchanting journey and brave ferocious creatures in an immersive medieval fantasy world. Will you settle a new homestead to live a life of farming and trade, or pick up the sword and take up the adventurers' path?
Perpetuum
Perpetuum is a persistent, sandbox, single server, massively multiplayer sci-fi rpg (MMORPG). Control huge robots and mechs to gain access to an alien planet's resources and knowledge, amass huge wealth, or even claim part of the world for yourself using terraforming and complex infrastructure.
Stash
Stash is an MMO with turn based grid combat, custom housing, a tabletop art style, and more loot than you can fit in a portable hole. Stash has the charm of a pen-and-paper gaming group with the gameplay of a deep, interesting, unique RPG. Join our friendly community!
Subnautica
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
Animallica
In Animallica you are racing against extinction after a deadly virus ravaged the world. As the lone survivor of the last conservation center on Earth, the fate of every single animal and plant species lies in your hands.
Plains of Pain
Survive a brutal open world alone or with friends. Explore a procedural wasteland scorched by chaos. Build and defend your base, trade for what you need, complete deadly quests, and fight to claim faction outposts before someone else does.