Games like Colonies End

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.

SpaceBourne is a single-player Role Playing game with an intriguing story and fabulous gameplay, set in a vast universe with over 100 Solar Systems, 400 planets, and 37 space stations. Players have the freedom to mine, salvage, hunt, explore, trade, and engage in various activities with the goal of acquiring and customizing ships and weapons. Despite some bugs, the game offers an immersive experience with its impressive visuals and amazing soundtrack.

Planet Explorers is an open-world sandbox adventure game set on a distant planet. Players can build and customize their own tools, vehicles, and structures, while also gathering resources, completing missions, and fighting alien creatures. The game features a dynamic story generation system, allowing for a unique experience with each playthrough.

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.

"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."

Planet Nomads is a sci-fi sandbox game that allows you to build and manipulate structures in a procedurally generated alien world. Survive by gathering resources, crafting tools, and creating technology to protect yourself from the planet's dangerous wildlife. Experience a blend of survival, engineering, and exploration as you navigate through different biomes and uncover the mysteries of the planet.

Interstellar Rift is a sandbox-style RPG set in the vastness of space. Players can explore, trade, and build their own spaceships as they navigate an open world filled with procedurally generated galaxies and alien races. Collaborative gameplay is encouraged, with the option for players to form factions, engage in piracy, or work together on massive capital ships. The ship-building aspect is highly detailed, allowing for customization of every aspect from engine to weaponry.

QANGA is a role-playing space sandbox featuring seamless exploration of an entire solar system with no loading screens. It offers single-player, co-op, and PvP modes with ingenious mechanics and delightful visuals, though it involves significant grinding and contains numerous bugs. Play solo or with friends in this evolving early access universe.

In "INSOMNIA: The Ark," you explore a colossal, dying space metropolis filled with intrigue, danger, and diverse inhabitants. As a "low-class" citizen, you'll need to navigate the complex politics and cultures of this isolated society, while also uncovering mysterious forces threatening the Ark. Your choices and actions will significantly impact the narrative and faction relationships in this immersive, story-rich RPG.

"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.