Homeworld - Homeworld is an Action-Adventure, Science-fiction, Real-time Strategy, Real-time-tactical, Single and Multiplayer Space Simulation created by Relic Entertainment and published by Sierra Entertainment.
Stellaris - Stellaris is an Adventure-based, RTS (Real-time Strategy) Space, Sandbox, Sci-Fi, Single and Multiplayer video game created and published by Paradox Interactive.
FreeOrion - FreeOrion is a turn-based space empire and galactic conquest (4X) computer game being designed and...
Star Ruler - Star Ruler is an Action-Adventure, Science-fiction, Real-time Strategy, Space, Strategy, Single and Multiplayer video game developed by Blind Mind Studios and published by IGS.
Galactic Civilizations - Galactic Civilizations is a Turn-based Strategy, Sci-Fi and Single-player video game developed by Stardock and published by Strategy First.
EVE Online - Player-created empires, player-driven markets, and endless ways to embark on your personal sci-fi adventure.