Games like X3: Terran Conflict

"X3: Reunion is a single-player Role Playing game with a good plot, improved game mechanics, and exceptional visuals, offering a complex economy and evolved A.L. system for a dynamic universe. Its DirectX 9 technology creates realistic starships and an ever-changing universe shaped by player's actions. The X³ 2.0: Bala Gi Research Missions expansion adds even more features and missions."

X4: Foundations is a sandbox space simulator that allows players to explore, trade, fight, and build in a vast universe. Take control of your own space empire, where every decision from ship hiring to trade routes has a direct impact on your income and influence. With a dynamic narrative and a variety of factions to interact with, X4: Foundations offers a rich and immersive space experience.

In X2: The Threat, play as Julian Gardna and experience a new generation of space simulator games. Explore 130+ sectors with improved graphics, discover new ships, and upgrade your systems with a scripting engine designed for X². Engage in combat with new weapons, mine asteroids, and expand your empire through trade and factories.

"Starpoint Gemini 2" is a single-player space action RPG that allows players to explore, battle, and trade in a vast open world. Customize your spaceship and crew, engage in tactical combat, and navigate a complex storyline set in a dynamic universe. With a sandbox-style gameplay and various side missions, this game offers a rich and immersive experience for space exploration enthusiasts.

Endless Sky is a 2D space trading and combat game inspired by the Escape Velocity series. Explore a vast galaxy filled with hundreds of star systems, planets, and alien species, while completing missions, trading goods, and upgrading your ship. With a strong focus on customization and open-ended gameplay, Endless Sky offers a rich and immersive space exploration experience. The game is free, open-source, and available on multiple platforms.

"Elite: Dangerous" is a Science Fiction open world game set in a massive, richly detailed universe. Play solo or with others in various multiplayer modes, including co-op. Experience stunning visuals, engaging gameplay, and the freedom to carve your own path amidst galactic powerplays and intrigue.

"Void Destroyer 2 is a open-world space sandbox game set in a desolate asteroid field, where you must survive by engaging in combat, managing tactics, and making strategic decisions. Start from humble beginnings and rise to power as a mercenary, pirate, bounty hunter, or entrepreneur, building your own trading or mining business. The game offers a wide range of freedom for players to choose their own path to domination, including the option to fight hard or negotiate your way to the top." NO INFORMATION AVailable about release date or developer/publisher.

Avorion is a sandbox space simulation game that lets you build your own space ships and explore a procedurally generated universe. Mine resources, trade goods, and engage in space combat while navigating political alliances and factions. Experience a dynamic world that evolves based on your actions and interactions with other players.

Evochron Legacy is a single-player or multiplayer sci-fi simulation game, focusing on combat, trade, and exploration. The game features advanced space flight mechanics, detailed spacecraft management, and a variety of objectives, including battles, racing, mining, and building stations. With good story, great mechanics, unique atmosphere, and long-distance travel using jump drives, Evochron Legacy is a fulfilling space adventure, but be prepared for some grinding.

In Evochron Mercenary, become an independent mercenary and roam the Sapphire star system, seeking your fortune through various activities like trading, racing, and mining. Experience true freeform gameplay with no plot restrictions, allowing you to form clans or work alone, making choices that suit your skills and interests. Engage in diverse tasks, including combat, exploration, transportation, and more, to build your reputation and wealth.