EVE Online - Player-created empires, player-driven markets, and endless ways to embark on your personal sci-fi adventure.
SpaceX ISS Docking Simulator - Pilot the SpaceX Dragon 2 vehicle to the ISS!
Elite Dangerous - Elite Dangerous is a 2015 Trading, Action, Sci-fi, Exploration, Open World and Space Simulation by Frontier Developments.
SanctuaryRPG - A humorous and strategic turn-based ASCII dungeon crawler.
OGame - OGame is an addictive, Massively Multiplayer Online, Real-time Strategy, Space-war, and Money Management Browser-based video game develop by Gameforge AG.
Dungeon Crawl by AirConsole - Dungeon Crawl is a turn-based multiplayer adventure game that hearkens back to nineties fantasy board games.