Games like Starbase

"HELLION is a Science Fiction Simulation game that offers both single-player and multiplayer modes, including co-op and PvP. The game boasts a good plot, spectacular gameplay, and wonderful visuals, but is hindered by numerous bugs, optimization issues, and grinding. Despite a bumpy start, HELLION delivers a unique and complex multiplayer space survival experience."

"Stars End" is a first-person, open-world survival game set in a procedurally generated universe. Gather resources, craft tools, and build bases to survive and explore the vast expanse of space. The game features day/night and weather cycles, as well as a variety of alien creatures and hazards to contend with. With its focus on exploration and survival, "Stars End" offers a unique and immersive experience for fans of the genre.

Dual Universe is a sandbox MMO set in a continuous, single-shard universe, allowing for a seamless player-driven economy and massive cooperative or PvP battles. Players can gather resources, craft and trade items, construct stations and spaceships, and explore or colonize the infinite procedurally generated universe. The game features a unique in-game programming language, allowing for customization and automation of ships, stations, and more.

"Osiris: New Dawn" is a sci-fi survival game where players explore and colonize alien planets. Gather resources, build bases, and advanced technology to survive against the harsh environment and alien creatures. Fight solo or with friends in online multiplayer mode to expand your territory and uncover the mysteries of the galaxy.

Empyrion: Galactic Survival is a space survival adventure game that lets players build and pilot their own space ships and stations. Explore, mine, and fight across procedurally generated planets and alien structures in a vast, open universe. Experience a mix of sandbox construction, survival, and combat gameplay, with a heavy emphasis on player freedom and creativity.

"Medieval Engineers" is a sandbox game set in the medieval era, focused on realistic engineering principles. Players can build various structures, such as castles and siege machines, using a variety of materials. The game also features a physics-based destruction system, allowing for realistic deconstruction and demolition of creations.

Space Engineers is a sandbox game set in space, where players build, design, and maintain various types of space vessels and stations. It features both creative and survival modes, allowing players to either freely build and explore or survive in a hostile environment. The game also includes physics-based engineering and destruction, adding a layer of realism and challenge to space engineering.

Lost Skies is an open-world adventure set among floating islands where you explore ancient ruins and harness the mysterious power Atlas. Battle ancient turrets, drones, and colossal sky creatures while crafting and upgrading your skyship, which serves as both your home and weapon. Uncover the secrets behind a lost civilization’s downfall through exploration and intense sky battles.

"The Black Death" is a medieval multiplayer game set in a plague-infested 14th century Europe. Players must survive by fighting for scarce resources, learning new crafting techniques, and avoiding the plague. The game encourages cooperation with other players, but also the risk of betrayal in a land ravaged by disease and scarce resources.

StarMade is a free-to-play Sci-Fi Shooter game, currently in Alpha, that offers single-player, local multi-player, and online co-op/PvP gameplay. Players can support the developers by purchasing the game, which will grant access to future updates and exclusive features such as blueprint hosting and multiple skin uploads. Despite some optimization issues and bugs, the game offers plenty of humor and grinding for space exploration and battles.