Top similar games like The Great Fluctus:

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.

Starfall Protocol is a Starship colony sim with RPG adventures in a galaxy with millions of explorable planets!🌌

Raise a thriving colony of unique hybrid animals - breed and build for satisfying genetic traits while nurturing moods and relationships. Choose to lead with Heart, Mind or Soul through each chapter. Decisions and events ripple through time - each MeadowMeld village is uniquely yours.

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.

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.

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

Explore a handcrafted survival game with an emphasis on crafting and base building. Export manufactured goods to earn funding, manage colonists, defend against hostile aliens, and work towards terraforming Ceres from a frozen ball of ice to a tropical paradise.

Stardeus is a deep colony sim set on a broken starship manned by drones and hibernating human survivors. As the AI, have your drones repair your ship, save your crew and travel the stars in this beautiful simulation.

Factory management and sandbox base building in zero-g environment. Survive, expand and then dominate space industrial market. Build large scale resource processing plant completely from nothing.

Crash-land onto a unique and hostile alien world and begin your fight to survive. Face its inhabitants, upgrade your technology, create outposts & bases, and find a way to repair your ship. Explore the beautifully strange terrain, all while blasting and crafting your way off of the planet.

ROVA is a cozy space-rover photography game. Help a new space colony conduct research on large spherical planets, by documenting elements of alien worlds through photography. ROVA is a game about discovery and exploration.

AstroPlanet is a sandbox game where you find yourself in the role of an astronaut whose ship has crashed on a planet with an inhospitable atmosphere. Your task is not only to survive, but also to turn this world into a habitable place.

A society survival game set in a world destroyed by climate change. Explore, scavenge and build a city to unite the clans. Conflicting cultures and limited resources mean you need to make tough choices; have you got what it takes to lead your people into a new era of humanity?

Play as an interstellar custodian sent to clean up a polluted ocean planet. Pick up trash, explore the vibrant waters, and take care of axolotl-like alien creatures!

In the distant Milky Way galaxy, there hides a mysterious planet named Mozi Planet. This planet has a vast and boundless ocean, and every drop of seawater is shining with a mysterious light, as if telling the ancient interstellar secrets.

In Lightyear Frontier you use your powerful trusty mech to farm on a large beautiful alien planet. Settle your homestead, farm and deliver produce to remote colonies, gather and manage resources, build, craft, explore, expand, improve your mech, meet neighbors, and make a place to call your own.

Gnome Glen is a relaxing survival colony sim / city builder that blends cozy charm with satisfying depth. Gather resources, build homes, farm crops, research techs and watch your gnome village come to life.

Welcome to Anima mundi! Build an ecosystem, populate your planet, & immerse in the lives of its creatures as they grow and evolve. Each planet holds unique species. Will you be able to uncover the mysteries of each one?

Humanica is a city-builder game about an ancient settlement, featuring vast technological development. Experience the journey from sticks and stones to iron tools and windmills!

Guide a robotic mission in Venus’s polar clouds in this space colonisation city builder. Collect energy, mine resources, balance buoyancy to stay afloat, in the treacherous Venusian atmosphere, and build a self-sufficient base while navigating storms and acid clouds to hunt mysterious anomalies.

Kingdoms and Castles is a city-building simulation game about growing a kingdom from a tiny hamlet to a sprawling city and imposing castle. Make trade agreements, alliance, and war with neighboring AI controlled kingdoms. Each villager and resource is individually simulated.

Build and manage space outposts on the Moon and Mars in this realistic simulation game. From the first step on the Moon to Mars colonization, launch rockets, take care of your astronauts and expand your base as you explore the cosmos. No grind, just pure management and exploration fun.

Terraform a dead planet back to life in this open world survival crafting game. Explore ruins, gather resources, print machines, drive modular vehicles, grow forests, biomes, and ecosystems and create life and make it thrive with your own hands.

Base building simulator 1500 years in the future. Journey to the Island of Enen to forage, craft, build, hunt, meditate, and explore across three vast biomes. Discover secrets and create the retreat of your dreams. With over 160 unique items to gather, craft, and build, every home will be unique.

Polylithic is a survival game unlike any other, set in the most pivotal moment in mankind's history: the Stone Age. Experience life as a Paleolithic hunter-gatherer, settle down as a Neolithic farmer, form tribes in co-op multiplayer, or go at it alone in a world where we're not yet apex predators.

A deep starship colony sim. Build your starship, manage air, water, food, fuel, energy, temperature and psychology to keep your crew alive across vast distances. Closed-loop system in space. Mining, wiring, plumbing, in-ship factory, (alien?) radio signals & translation, diplomacy, combat, and more.

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.

The world after a nuclear war. Manage the settlement, learn technology, make decisions, produce weapons, ammunition, organize defense, raid for supplies on other areas, do not let residents die, survive the nuclear winter.

Piece by piece, create your own world in this relaxing Wild West-inspired worldbuilder. Craft, farm, hunt, build your base, and explore.

In the prologue of Above Snakes, you awake in a destroyed settlement and help the survivors rebuild it. After that, expand the world with world pieces, craft, farm, hunt, build a base, and fight to find out more about what happened.

Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.

Away Team is a new Oxygen Not Included adventure. Take control of a Duplicant and harness a new world where every tile is simulated.

Corporate greed meets strategic planet-mining in Drill Core! Drill to the heart of planets while managing workers, researching cutting-edge tech, and fortifying against alien attacks. Will you prioritize efficiency and risk your workers' safety, or focus on defense for survival?

We must revive this post-industrial world. Plant trees to earn Karma, build pipes, join Guilds, and participate in league tournaments to stay alive. Find lost objects to craft secret messages. Go rogue, wander with your dog, steal other players' Karma and grow stronger with every battle

A survival-crafting colony sim set in a flooded world of unstable islands. Build a colony, craft gear, design rafts, fend off sharks, manage your survivors, and explore island bunkers to uncover lost Float-Tech from an old-world corporation.

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.