Top similar games like Kuiper Wanderer:

A lo fi space salvage game. Strip dead warships for parts, fuel and gear. Fit your ship, manage your heat, and fight the machines that still hunt out here. Two hundred star systems, thousands of rolled drops, stations to build up. Made by one person. Trust nothing. Stay adrift.

You are a Scraponaut, create your own spaceplane with unique parts each affecting the way your plane behaves. Collect scrap while exploring procedurally generated islands, unlock and discover unique new parts to upgrade your spaceplane.

2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.

Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items, construct gear, level up, improve your ship, assemble a fleet, engage in combat, and take on the void.

Start with your own character and a small ship in a world that lives independently of the player. Develop your skills, explore space, trade, build industry, and grow your fleet to survive real-time battles against hostile fleets—and something far more terrifying lurking in the darkness.

Worlda is a 2D top down pixel-art sandbox adventure where you play as grizzly bear cub Jonas as he sets forth into a charming, infinite world, battling brutal bosses and building beautiful bungalows. Will you make it through the night, or will you bear-ly survive? 

Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.

3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.

Trade to make your fortune in this lo-fi, laid back space adventure, where you'll get help from anthropomorphic animals, gear up your ship, and search for the mythical key to immortality hidden in the depths of space.

Explore space in a hand crafted, physics based universe, with immersive sound and atmosphere. Fight and board ships, collect rare cargo, and upgrade your ship.

Repair your spaceship, explore mysterious planets, battle strange creatures, and survive in this sci-fi sandbox RPG where every journey becomes a new adventure.

Landinar: Into the Void is a top-down space-adventure-RPG. You are recruited as a rookie bounty hunter in the oppressive Landinar Empire. On your journey through the quadrant you will meet diverse characters, build your own spaceship and choose your battles.

Explore a scientifically grounded version of our solar system in this 2D space adventure. Mine asteroids, fight hostile ships, navigate the cold silence between worlds, and choose your place among rival factions.

A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks.

a southern town in the year of 2000, in the melting summer, kid rabbits without adult supervision are sent to the daycare, how do they spend time in this long summer ..?

A sci-fi, base-building adventure where you build a 'ship' on an asteroid; explore space, battle slimes, raiders, space rhinos, and more. A story that includes following orders from a mysterious AI, shooting fish with a space grappling hook, invading space stations, fixing the exploded moon, etc.

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 2D space trading game with a real economy. NPC ships haul cargo between 78 stations and prices move whether you're there or not. Good routes die as other traders catch on, so you keep hunting new ones. No quest markers, no "best trade" arrows. Just you, a map, and the prices.

Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.

Explore the pixel cosmos, jumping from star system to star system. Land on fully procedural planets, and make them your home.

Welcome to Keplerth! Try to survive on a hostile alien planet in this 2D sandbox RPG, where you can choose to live alone or fight side by side with your friends in the online multiplayer mode. Survive, build, farm, fight, and explore your way to victory in this open-world adventure!

Super Space Frogs is a 2D physics-based rocket game. Design, Deploy, and Fly awesome rockets. Unlock new technology to build bigger and better ships. Explore the solar system and unlocks the mysteries it holds. 

Explore the stars in this 2D top-down sci-fi game, where you can engage in dogfights with spaceships or disembark to challenge your enemies on foot. Complete contracts, unlock stronger ships, and discover ancient mysteries hidden in forgotten galaxies.

The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!

A pixel-art action RPG and independent spiritual successor inspired by Metal Max on the Famicom. Pilot a transforming ferry-mech, explore Mars and nine other worlds, customize weapons and skills, and uncover the mystery of pilot 404.

A heartwarming atmosphere,SF novel adventure game. Let's relax on another planet! You enjoy going to different places, interacting with space people, and trying part-time jobs.

Take up your sword, channel your magic or board your Mech. Chained Echoes is a 16-bit style RPG set in a fantasy world where dragons are as common as piloted mechanical suits.

Iron Grave: Planet 9 is a sci-fi mech survivor game. Pilot multiple mechs with unique skills and evolution, slaughter enemies, unlock upgrades. Set on the ninth planet over a century from now, fight alongside your squad and become a hero.

Fight monsters, level up skills, build structures, or casually live in a massive open-world. Join the public server or host your own and invite your friends to share an adventure.

Build your unique spaceship and explore space. Travel between planets, fight different opponents, trade and develop. Build the most efficient ship and fight with other players in multiplayer. 17 languages available.

Unknown Horizon is a retro styled top-down space exploration adventure where you will meet new alien races, learn their secrets and build their trust to get their help to find a way home.

Build a home on an island run by an overzealous Bureau. Farm, fish, craft and fight in real-time combat, beat bosses across a six-act story, then sail the seas and launch a rocket to the Moon. A single-player, top-down pixel sandbox RPG.

You have crash-landed into a mini-verse of tiny planets. Welcome to Minicology! Embark on an interstellar survival sandbox journey. Use your crafting, combat, and automation skills to survive the many challenges this mini-verse throws at you.

Fly your space ship through a 2D sci-fi world. Fight real-time space battles, upgrade your vessel and trade rare resources. And if you get bored on the way, text with your AI assistant Hopper. She will know what to do.