Top similar games like Starsim:

Space adventure, open world RPG, strategy, arcade, quest and more!

Starship Inspector is a Space Roguelike in which every choice you make matters. Save a galaxy or rescue your crew member? Serve an evil empire or help an ancient tribe? You'll constantly have to make hard decisions and deal with consequences.

Holy Potatoes! We’re in Space?! is a whacky space exploration game where you manage your very own spaceship, craft hundreds of weapons, and explore the vastness of a veggie-filled universe.

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.

The Long Journey Home combines an open world full of galaxies, planets and anomalies with quests and mechanics of a rogue-like RPG. One destination. Endless adventures. Where will this journey take you?

Star Merc is an open world rpg where player choices heavily affect outcomes and drastically change the storyline. The game is about exploring different planets, learning about the inhabitants and dealing with the different factions that like to think they control the universe.

Damn aliens! The choice is: the Universe — or nothing!

CyberHive is a strategic space travel simulator with a non-linear story, in the cosmic opera setting, and in an anime visual style.

Take command of a freight ship traveling through deep space. Every jump brings danger, every decision matters. Manage your crew, upgrade your ship, trade, fight, and survive in a hostile galaxy where resources are scarce and every day could be your last.

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.

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.

RE: OZMA is a 2D Hybrid Sandbox game, pursues sandboxes that are more accessible with faster action while keeping the collection and exploration elements of the sandbox. Players become an ‘Alien Creature’ and survive, explore and pioneer in vast space.

Haul cargo, hunt bounties, upgrade your ship and get paid in a gritty lo-fi universe. Hand painted graphics, procedural generated star systems that can be navigated, story campaign mode or huge star system open-world with no story missions.

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

Play on randomly generated worlds with a party of characters just the way you like it. You will not be bounded by classes or scripted story, only by your creativity. Make your own journey. Tell your own history.

Halcyon 6: Starbase Commander is a retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling.

Survival on Kepler is a race against time. Make the most of the remaining 168 hours or get turned into an unworldly being by the Sphere. Complete quests to help NPCs, explore the diverse landscape, survive wildlife and other players. Uncover Kepler’s mysteries and your mission’s true goal.

You are a pilot, seeking revenge on your deceitful father who threw you into unknown space. Can you find your way back and get revenge? Experience a mix of 2D topdown space adventure and explore planets to discover quests, negotiate trades, mine, hunt and survive in an expanding universe.

Pilot your ship in the seamless open world made of space, planets, and more. Find new ships and equipment, find allies and beat all the enemies in this open source space shooter!

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.

Trapped in the vastness of space as a Life Support AI with no crew. Find your way home by salvaging and upgrading your ship in a sci-fi rogue-like adventure.

The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.

Mirastell is a 2D Action-RPG with a unique flavor of turn-based combat, set on a mysterious, abandoned space cruise liner. Discover what lead to the fate of the passengers, and earn weapons and items by exploring, and defeating enemies.

In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.

You are the captain of a starship venturing through a massive open universe. Customize your crew and take command at the helm of your very own ship as you explore a galaxy torn apart by internal strife, alien threats, and political intrigue.

This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.

Discover the the ancient past with DINODRIFTERS! Explore prehistory as one of the Dinodrifters; a team of time-travelling rangers. Encounter and play as a great myriad of creatures great and small, including Tyrannosaurus, Liopleurodon and Gigantoraptor from every time period all over the globe!

Take Your Creature From Zero To Galactic HeroGet out of your starship and turn your Spore creatures into legendary Space Captains. For the first time, beam down with your allies to take on action-packed, planetside adventures. Complete quests, collect rewards, and even create your own missions.

BAFTA award winning fleet-based RTS meets rogue-lite. In Distant Star: Revenant Fleet, build your fleet of up to 5 ships from a choice of 8 classes and traverse a randomly generated galaxy to defeat the Erebus Platform. NOW AVAILABLE ON MAC AND LINUX

In Battlestar Galactica Deadlock™ you’ll take command of the Colonial Fleet in defense of the Twelve Colonies during the First Cylon War. Lead many different types of ships in this 3D tactical game. Every decision counts, your strategy will be vital – can you ensure mankind’s survival?

minimalist turn based battle game with a world view of West Fantasy Sword and Magic. The game features simple textual expression but contains a lot of hidden content and information. There are eight major professions to choose from, including 16 basic job transfers and dozens of hidden job transfers

Battlevoid: Harbinger is a hard sci-fi space exploration game blending roguelike, turn-based, star map strategy, and real-time space battles. You are a young commander venturing out into enemy territories, to unknown galaxies, never knowing what you will face as you jump out from hyperspace.

Pirate Patrol is a tactical simulation/RPG where thousands of small details on the battlefield can change the tide of battle, truly putting your command skills to the test. Your pilots are ready for your orders, Captain!