
StarMade
StarMade is a voxel space sandbox where you and co-op friends build ships, stations and factories block by block, then fly them into fleet battles…
Miss the chaotic and replayable pull of Space Engineers? These co-op games make natural next picks for you. You can bring friends along for most of these.
A sandbox survival adventure across planets, moons, and star systems where you and co-op friends gather, craft, build bases and ships, and fight alien wildlife, drones, and rival factions. Bring friends for shared building, mining runs, and PvE or PvP wars.
Also in Survival crafting · Chaotic, Replayable
StarMade is a voxel space sandbox where you and co-op friends build ships, stations and factories block by block, then fly them into fleet battles, pirate fights and galaxy-wide trade. Bring patience for the learning curve and you get a universe that is genuinely yours to shape together.
Replayable
Build a spaceship out of thousands of parts, climb aboard in first person, and launch it with up to three co-op friends. Approximately Up pairs sandbox shipbuilding with a 200-hour mission story across 15 planets, where every backward thruster and missing cable is your crew's problem to solve.
Chaotic, Replayable
Archean is a first-person engineering sandbox where you and co-op friends gather ore, craft parts, and build planes, boats, and spacecraft that fly only if the physics says so. Wire them, code them in XenonCode, then walk through them and launch into full-scale space together.
Also in Survival crafting · Chaotic, Replayable
Starship EVO strands you on a planet and asks you to mine, craft and build your way back to orbit. You shape starships brick by brick, wire up cockpits and turrets, then fly out to trade, fight pirates and clear a Stargate. Friend lobbies exist for shared building and exploring, though the store notes multiplayer still has issues.
Chaotic, Replayable
Take control of a fully destructible spaceship and explore, blast or trade your way through the cosmos, alone or with friends. Every tile matters, as you dogfight, maneuver or speed your way past friendly traders, hostile aliens, and impressive space navies. What will you do, Captain?
Chaotic, Replayable
Stationeers gives you and your co-op friends a space station to build and keep alive together. You mine ore, raise walls and pipes, balance air, heat and power, and split jobs until the base runs itself. Hard, systems-heavy fun for co-op friends who like solving problems as a crew.
Also in Survival crafting · Replayable
SpaceCraft hands you a whole galaxy to run with co-op friends: scan planets, mine what you find, build ships part by part, then set up automated bases and trade routes between worlds. Join a Corporation, split the jobs, and watch your small crew turn into a very serious space business.
Masterspace is a game about mining, creating and exploring, featuring fully destructible environments and spaceships that allow you to travel between different planets. Use explosives to mine metal ores or watch your newly constructed home get smashed to pieces by a meteorite impact.
Also in Survival crafting · Chaotic, Replayable
Avorion is a procedural co-op space sandbox about building blocky ships and pushing toward the galaxy core with co-op friends. You mine, trade, fight pirates and factions, and grow from a lone starter ship to a fleet and stations. Two of you can even fly one ship, one steering while the other fires.
Chaotic, Replayable
Crash-land as a robot mechanic on a farm planet gone wrong, then team up with co-op friends to build vehicles, grow crops, and hold off waves of haywire Farmbots. It is a multiplayer survival sandbox where almost every problem is solved by building something stranger.
Also in Survival crafting · Chaotic, Replayable
Starbound strands you in space with a broken ship and a whole procedurally generated universe to fix it with. Beam down with co-op friends, repair, explore, build towns, farm, capture monsters, and chase the story campaign together, all in easy drop-in co-op.
Also in Survival crafting · Chaotic, Replayable

StarMade is a voxel space sandbox where you and co-op friends build ships, stations and factories block by block, then fly them into fleet battles…

Build a spaceship out of thousands of parts, climb aboard in first person, and launch it with up to three co-op friends.

Take control of a fully destructible spaceship and explore, blast or trade your way through the cosmos, alone or with friends.

Masterspace is a game about mining, creating and exploring, featuring fully destructible environments and spaceships that allow you to travel…

Avorion is a procedural co-op space sandbox about building blocky ships and pushing toward the galaxy core with co-op friends.

Starbound strands you in space with a broken ship and a whole procedurally generated universe to fix it with.

Build blocky tanks, trucks and planes with co-op friends, then drive them across an open planet to strip-mine, scrap rival prospectors and steal…

Medieval Engineers is a sandbox game about engineering, construction and the maintenance of architectural works and mechanical equipment using…

Besiege is a physics building game about medieval machines that smash armies and castles.

Embark on your asteroid hauling career with Veritago Fortana.

Operate an advanced mining ship in a fully destructible and open-world environment!

Evospace is a first-person factory builder with no enemies, only engineering problems.

Build a spaceship out of thousands of parts, climb aboard in first person, and launch it with up to three co-op friends.

Build ridiculous rovers with co-op friends and haul awkward cargo across Mars.

Embark on your asteroid hauling career with Veritago Fortana.

Astro Colony is a voxel-space factory game about turning scattered planets into one linked industrial colony, alone or with friends.

Archean is a first-person engineering sandbox where you and co-op friends gather ore, craft parts, and build planes, boats, and spacecraft that fly…

Mine, automate and design your own fleet, from a lone mining ship to stations spread across procedurally generated star systems.

FOUNDRY is a first-person factory builder on a procedurally generated voxel planet, where you and co-op friends mine resources, lay belts and pipes…

A blocky galaxy to save with co-op friends: mine planets, craft tools and ships, build outposts, and push back the Red Darkness that mutates…

StarRupture is a first-person open-world base builder on a hostile planet that burns and regrows under repeated cataclysms.

Developed by the creator of the original Kerbal Space Program, KitHack Model Club is a physics-based model building sandbox that offers limitless…

Crash-land as a robot mechanic on a farm planet gone wrong, then team up with co-op friends to build vehicles, grow crops, and hold off waves of…

Build a starship plank by plank with co-op friends, then take it into real-time battles together.

Mine, automate and design your own fleet, from a lone mining ship to stations spread across procedurally generated star systems.

Build a spaceship out of thousands of parts, climb aboard in first person, and launch it with up to three co-op friends.

Crash-land as a robot mechanic on a farm planet gone wrong, then team up with co-op friends to build vehicles, grow crops, and hold off waves of…

SpaceCraft hands you a whole galaxy to run with co-op friends: scan planets, mine what you find, build ships part by part, then set up automated…

Astro Colony is a voxel-space factory game about turning scattered planets into one linked industrial colony, alone or with friends.

Grab three co-op friends and run a space station like a factory with guns.

Survive and colonize Mars alone or with co-op friends in a technical open-world survival sandbox.

StarRupture is a first-person open-world base builder on a hostile planet that burns and regrows under repeated cataclysms.

The Front is a post-apocalyptic open-world survival crafter where you and co-op friends team up as time-traveling resistance fighters.

Build ridiculous rovers with co-op friends and haul awkward cargo across Mars.

Embark on your asteroid hauling career with Veritago Fortana.

A blocky galaxy to save with co-op friends: mine planets, craft tools and ships, build outposts, and push back the Red Darkness that mutates…