Top similar games like Stellumbra:

Forage, craft, fight, form clans, and expand your settlements in a dynamic, ever-changing ecosystem. Keziah’s Realm offers a unique gaming experience where you must survive in a rich, procedurally generated world, alongside intelligent NPCs who possess abilities equal to those of the player.

Build your last home in a desperate world. Grow your settlement from a humble hamlet to a great city-state. Manage resources. Appoint leaders. Pass laws. Shape the soul of your city. Save your people and build a glorious beacon to last the ages, or fall to ruin.

Age of Harvest is a deep 2D simulation traditional Roguelike. Explore a living world, manage your body and wounds, and survive an ever-changing world as you uncover its mysteries and bring about the true Age of Harvest.

Bee-z Factory is a farm-colony simulation game, where you provide guidance to a species of highly temperamental plant-like space colonizers called sproutlings, that are now stranded on a foreign planet.

Classical turn-based roguelike with crafting and base building.

A living pixel sandbox where every grain simulates - and every world hides its Keepers. Dig to the abyss, sail past the clouds, tame a horse, farm, brew, and build. Face seven sim-bosses you defeat by reshaping the world itself, and mend the heart of your world.

A settlement simulation about five monks who survived a burning monastery and set out across the continent. Generate a world, gather scattered companions, and raise a new sanctuary from the ashes. Rebuild a broken world with the hands of those who survived.

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.

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

Adventure through a limitless procedural galaxy, as you play the role of a colonist in this epic colony simulator.

An AI-driven space management RPG in a living galaxy. Explore 150+ planets and interact with 600+ NPCs whose lives and relationships evolve over time. Trade, run shops, build a Commerce Guild, join Military Factions, govern planets, and command fleets in war. Your every choice reshape the galaxy.

Survive in a dead world. Fight, scavenge and rebuild until you control a base and its workers. Collect all 7 glass hearts and claim the throne.

Hearthkeeper is a fantasy colony simulator, with rpg and platformer elements. Your characters will require food, water and shelter as the seasons change and the world turns. Plant crops, build structures, defend against raiders and beasts, research technologies and much more.

Cats are taking over the universe. You're here to help. A colony sim where cats settle procedurally generated planets under the PAPPUS Program. Build your cat colony while exploring the universe's mysteries. Spread feline dynasties among the stars.

Soulash 2 is a sandbox RPG roguelike with a procedurally generated open world, simulated history, skill-based progression system, customizable abilities, material-based crafting, building, trading, and the possibility of total mayhem. Will you save your world or destroy it?

Based off the original Merchant RPG, a new Idle RPG space exploration experience!

Explore, collect and build in this action roguelike, create bases, hire allies, evolve your character and survive hordes of enemies as far as you can handle!

Approaching Infinity is a turn-based space RPG in the spirit of the sci-fi classics, with endless progression and exploration. Fight tactical battles or use diplomacy. Seek powerful artifacts. Quest, mine, trade, and craft. Level up forever or attempt 10 victories in hardcore or adventure mode.

This is a game combines SIM and SRPG. Please lead your family, your friends and strangers who come to you to survive in this broken, unknown and fascinating universe, Captain.

An alien world sometimes needs a farmer’s touch to bring it to life. In this sci-fi, colonization-life sim, terraform a barren world: turn wastelands into verdant landscapes while exploring, farming, building, and unlocking all the mysteries of this strange new planet.

Tales of Kathay is a tactical turn-based RPG where every world is born from centuries of simulated history. Explore ruined kingdoms, join faction wars, craft your path through a living sandbox, and return generations later to see the mark your choices left behind.

Launch from a familiar world into a 1:1 scale solar system of beautiful, unforgiving planets. Colonise, mine, and explore real places that people may walk upon within your lifetime. Project Longshot hands you a space program and asks only one question. How far can your program go?

Tiny Space Academy is a 2D space sim where you can grow your own space agency and explore our solar system with rockets you design! Learn basic orbital mechanics, run science experiments, and get your astronauts back to Earth safely.

Become one of the "evil" creatures and try to survive a world where everything wants you dead, gather resources, craft them into powerful items, build a base to protect yourself from everlasting raids or challenge your bosses to be more than an underling.

Crash-landed in an endless jungle, you must rescue survivors, build a steam-powered colony, and construct an escape vehicle before the wilderness claims you. Endless Vine is a steampunk survival colony builder where every decision shapes your fight for survival.

A space colony survival sim. Build a station room by room, lay the wires, pipes and ducts that carry power, water and air, and keep a crew fed, rested and sane. Build it how you like and keep it running.

WarpVector is an immersive sci-fi roguelike built around space exploration, combat, and navigation. Explore the remnants of an ancient civilization, fend off marauding space pirates, and find a way to save your home planet.

Go through the dinosaur ages and raise your way up, brace for disasters and catastrophes. Build as you like, and build into a sprawling city! Continue playing after the ending, make your island thrive!

Layer Hunt is a singleplayer, survival sandbox game where the goal is to survive and hunt down all the bosses. To reach your goal you will have to mine, craft, build, farm, fight and explore for new abilities and resources.

Cultivate gene-spliced crops, explore alien landscapes and excavate abandoned colonies to uncover deep secrets below Martian soil. Red Harvest is a cozy sci-fi adventure in which you’re sent on a mission to Mars by the Ares Corporation to support a colony that is struggling to find its feet.

A 2D pixel art survival sandbox where you mine, build, craft and explore procedurally generated worlds. Fight 5 epic bosses, farm, enchant your gear and survive. From casual to hardcore permadeath!

Build systems, sustain life, and transform a barren moon into a living world. In this 2D survival-crafting RPG, preparation and infrastructure matter more than reflexes... because when the winter eclipse comes, only what you’ve built will keep you alive.

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.