Games like Reassembly

Space Engineers 2 is a playable Early Access Alpha sandbox focused on engineering, exploration, and colonization in a fully destructible universe. Design and build ships, stations, and planetary bases while uncovering the story of Miro and Ivan Sokol. Help shape the future of the Almagest system.

Gather resources, craft components, build vehicles, and code their logic in a physics-driven engineering sandbox and full scale space sim.

The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!

Bulwark blends casual and creative building elements with touches of strategy and exploration. It's an experimental mix of genres that can be enjoyed casually or as an epic conquest featuring naval units, air units, and fortresses.

The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.

Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.

Welcome to the asteroid belt. The work is dangerous, the asteroids are temporary, and Earth is prohibitively expensive. Build automated mining operations, complete contracts, and earn your way back home.

Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!

Create a thriving space station in a lost sector. Face thrilling challenges head-on, from pirate raids to asteroid impacts, as you lead your company to new heights.

Online voxel sandbox where you can build anything imaginable. Forget simple cubes – sculpt slopes, curves, and structures of any size with many realistic materials. Your imagination is the only limit!

A factory-building game. Survive a harsh climate, strip mine an infinite world, and build a sprawling factory, then trade or go to war with Colonists, Governments, Pirates, Rebels, and more!

Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.

Stranded on a barren moon with nothing but your tools, fuelless ship, and celestial powers of creation, you are destined to recreate what was once lost and be the hero of your own Little Universe! Don't forget to call in up to three of your friends to join your journey in the Splitscreen Co-op Mode!

Explore endless Universe and create the most efficient constellation of colonies. Build conveyor systems to automate production. Take care of Astronauts and their needs! Establish new colonies as part of intergalactic simulation.

Put your engineering and problem solving skills to the test in this sandbox physics building game! Enjoy the freedom of completely gridless 3D sandbox building combined with hilarious ragdoll third person controls, offering a truly unique and hilarious "Enjeniring" experience!

Biovoid is a creature-building roguelike game where you slay hordes of hostile aliens. Combine a variety of cells and mutations to create game-breaking builds and evolve from a fragile hatchling to a deadly predator.

An experimental clicker base building game. Craft, gather & manage resources, build your base and buy more islands to exploit and expand!

Star Trek: Infinite is a grand strategy experience that lets you play your own Star Trek story as the leader of one of four major factions in the galaxy. Follow the specially crafted story or blaze your own trail in the first Star Trek grand strategy game.