Games like Starshatter: The Open Source Project

"Lodestar is a Role Playing game that offers both single-player and multiplayer experiences for up to 8 players. The game is a puzzle adventure crafting experience, where you must survive in space and communicate with an intelligent species. Features include a multiplayer campaign, Zelda-like puzzles, resource gathering for abilities and upgrades, and exploration of handcrafted planets with dangerous creatures and bosses."

Nexus 5X is a competitive 4X strategy game where 2-8 players can battle for galactic dominance in about an hour. Select unique factions, form alliances, and execute strategic moves in turn-based multiplayer, either with friends or in online skill-based matchmaking. Build your empire, control Nexus, and climb to the Galactic Throne by expanding, exploring, exploiting, and exterminating.

As soon as humanity had the means we sent out an interstellar colony ship. Its design was basic but elegant. And it made it all 40.7 light-years to Trappist-1.— Ship data files On arrival at Trappist-1 you control the Ark. A large spaceship/movable colony and trading hub for your exploration of Trappist-1. Trappist is a story-driven colony builder with resource management in the Trappist-1 solar…

Deep Space Battle Simulator is a real-time strategy game that allows players to design and command their own space fleets. Engage in large-scale battles with advanced AI, or compete against other players online. Customize your ships, research new technologies, and manage resources to gain the upper hand in the vastness of space.

"Unending Galaxy" is a space-sim and 4X strategy game set in a vast, dynamic universe with 10 factions and 90 ships. Explore, trade, build, and fight your way to carving out your own empire or become a powerful pirate. The game includes multiple hand-crafted and procedurally generated maps with hundreds of sectors and thousands of NPCs for sandbox gameplay. Control multiple ships and switch between them at will.

"Helium Rain" is a single-player space simulation game that allows you to manage and expand your own space corporation. You'll explore, trade, and battle your way through a vast, procedurally generated universe, with real-time physics and advanced AI. Your choices will shape the fate of your company and the political landscape of the galaxy.

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.

"Fort of Chains" is a free, open-source, and moddable text-only game, where players manage a band of slavers in a fantasy world with heavy themes of slavery and non-consensual sex. The game is configurable to cover all gender orientations and is designed as a short-story-teller machine. It should be noted that there is no option to play as a submissive character.

"Isomer is a single-player strategy game offering 30+ hours of playtime, inspired by 90s classics. As commander of an alien force, build and manage a mining outpost on procedurally generated planets, defending against hostile enemies and expanding your base. The game challenges your survival skills and resource management, with the goal to conquer and explore new worlds."

"Iron Armada is a space combat game that encourages multiplayer cooperation for mining resources, salvaging ship parts, and building a variety of ships without restrictions. With easy-to-use ship construction and a wide range of parts to choose from, create the ships you need for battle and engage in combat with other players. The game is accessible for both casual and hardcore fans."