Top similar games like Icaria:

Mine, build, upgrade, and extract. Scavenge the stars in a resource-management sim focused on base building and survival. Gather materials, construct facilities, and order units to thrive in a hostile galaxy. Fortify your temporary base and secure your haul for a clean escape before it’s too late.

Build a sophisticated robot factory optimized to perfection in an infinite voxel world. Mine and harvest resources, automate your production lines and manage complex systems while researching your way to become the galaxy’s leading robotics megacorp.

Become the hive mind of a robot ant colony in Microtopia! Use pheromone trails to create, automate and optimize supply chains for your ants to follow. Collect resources, produce goods, feed your queen, grow your colony and fly out to expand the species!

Maia is a colony building game set in the not-so-distant future. Your colonists make planetfall on a hostile world and you must ensure their survival and their safety, constructing their off-world habitat from almost nothing and sheltering them from a dangerous, often deadly environment.

Explore alien planets with carefully designed ecosystems, weather, resources, dangers and unique phenomena. Hunt animals for food and collect resources to craft equipment and repair devices on your ship. Escape each unique planet and unlock crew members and new ships.

A colony sim engineering sandbox where every robot is driven by a simulated 6502 CPU. Write and debug real assembly code to automate mining, power grids, logistics, and defense against alien swarms. Master systems programming to conquer lethal alien worlds.

Build a fortress and try to help your dwarves survive against a deeply generated world. Keep your dwarves happy, grow their community and beware of digging too deeply. The deepest, most intricate simulation of a world that's ever been created.

Become the hive mind of a robot ant colony in this free version of Microtopia! Use pheromone trails to create, automate and optimize supply chains for your ants to follow. Collect resources, produce goods, feed your queen, grow your colony and fly out to expand the species!

Craftica is an elegant block-based sandbox game with ultra high degrees of freedom for creative building. Here you can build smooth and beautiful architectures, or construct advanced devices and machineries such as computers, vehicles and robots. Try it out and start exploring your imaginations!

Set on small procedurally generated planets, PoliPlanet is a unique first-person city building game. Discover new planets, gather resources, craft, explore, and build.

Auto-Astra blends voxel-based construction with deep 4X automation. Design ships and stations, then write or use pre-made LUA scripts to automate your galactic empire. Strip asteroid belts, manage trade routes, and program tactical responses to enemy threats. Your logic, your empire.

Dig sand with a shovel and process into iron, silicon and more. Craft and merge better tools and machines to build solar panels to power them. Research new machines to automate everything in multi-story factories. Play alone or with friends to survive in the desert and turn it into a solar farm.

Build, manage, and expand a medieval voxel colony in a procedurally generated world. Gather resources, assign AI-controlled villagers, reshape the terrain, survive changing seasons, and grow your settlement block by block.

Facteroids is a 3D factory building game about asteroid mining in space. Prospect, mine and manage your production lines in a variety of scenarios and procedurally generated worlds across the entire Solar system.

Voxelantis is a sandbox building and survival game set in a flat or spherical voxel world. Build anything out of your imagination, or adventure into uncharted territories to fight dangerous creatures. You can and deserve to have a small home planet of your own.

Plasma is a pure engineering sandbox. Use advanced visual programming and robotics tools to create anything you can imagine.

Gather resources, craft weapons, and build a castle. Then defend your castle against monsters who will try to siege, sap, and smash their way in. All in a procedurally generated 3D block world that allows for extensive crafting and total construction and destruction of the terrain.

Grow a small colony into a vast, world-spanning civilization. Play solo or with friends as you gather resources, build cities, manage colonist needs, explore uncharted lands, establish logistics, raise armies, forge alliances, and wage wars—all in a living world.

A sandbox survival game, set on life-sized voxel planets with realistic physics with the possibility to shape your own building blocks. From your custom made furniture, walls to vehicle parts. You shape the blocks which can then be used to build buildings, spacecraft and aircraft.

Design machines from parts, 3D-print them, and control your fleet. Build outposts to store data, charge, and refuel. Fight government robots and break into bases to retrieve lost knowledge. First-person sandbox engineering.

Cleanse the system of pirates, destroy their bases and free the captives. On the asteroids, build a base, mining colonies, explore asteroids and extract resources needed for survival. Develop buildings, build defenses and turn the asteroid into a fortress.

Dawn Apart is a space colony and factory sim with fully destructible environments. Mine, automate, and defend your settlers, or lead a rebellion against the very corporation pulling your strings…

Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?

An open world survival and automation game. Engineer Alpha combines an infinite editable world, building and connecting of automated machinery, and RPG style player progression.

Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.

Automate fractal megastructures from simple cubes. Design nested factories that scale into recursive systems. Use conditions and loops to solve progressively challenging goals. No pressure, no costs, just pure creativity and automation.

In Autonauts you must build, create, and automate. Start by establishing a colony, crafting bots and teaching them via Scratch-style programming to build an ever evolving autonomous paradise of agriculture, industry and enlightenment.

Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.

Darfall: Prolgue is a strategy survival city-builder with RPG elements. You lead your hero with a band of warriors to defend your settlement, explore the corrupted land and craft new items. Expand your settlement and defeat the darkness coming from everywhere.

Factory automation meets megastructure. Explore an ancient space station in search of a buried star. Build automated factories and defend against a living and realigning station.

Inspired by the deep simulation of Dwarf Fortress, the open world survival of Minecraft, and the social interactions of The Sims. Embark is a colony management game with a focus on complex simulation in a huge living 3D world.

Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!

A deep automation and programming game on a frozen alien planet. Write real code to drive rovers, run power grids, fabricate parts, and fly drone fleets across the world. Your scripts run while you plan your next move. The more you terraform, the more the planet responds.

Build a city on the back of a Space Whale and learn to coexist as you journey through the stars. Manage intricate supply chains and the needs of your people as you build outposts, meet aliens, and uncover the mysteries of the universe.

Architect of Ruin is a completely hand drawn sword and sorcery colony simulation game. Farm, hunt, build, and survive as you rebuild an ancient temple under the gaze of a vengeful god.

You command a drilling train, leading a dwarf clan through the underground depths toward the planetary core. Manage the crew, complete expeditions, gather resources, upgrade gear, and make tough choices to reach the abandoned city and bring your people back home.