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An open-world space game

A Role Playing adventure game

A space 4X strategy game with turn based empire management and real time tactical space and ground combat.

Discover the secrets hidden within Jupiter's moons

An adult (NSFW), open-world tactical RPG with roguelike, 4X and dating sim elements

Death Crown is a minimalistic RTS in 1bit style, where you will be Death sheself.

Remake of the Amiga RPG classic Ambermoon

Real time tactics with Newtonian physics

Empires Ascendant is a free, open-source, historical Real Time Strategy (RTS) game by Wildfire Games.

Space flight simulation

A Streamlined Open-World Space Sim

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Open source 4X civilization-building game

A classical-style scifi adventure in a remote sector of the galaxy.

At the end of everything, hold onto anything.

A first person exploration science fiction mystery game. Fathom all the story exploring an abandoned cargo spaceship.

A TALE OF FRIENDSHIP, LOSS AND REDEMPTION... IN OUTER SPACE!

STARDROP - Salvage and Rescue Operations

Ironseed 25th Anniversary Edition

modernization of the original Master of Orion

Sailing man-of-war simulator