X4: Foundations
Your journey to building a vast space empire begins behind the controls of a single ship. Explore, trade, fight, and build as you rise to command fleets, stations, and entire economies in a living, fully simulated universe that reacts to every decision.
Developer
Publisher
Release
November 30, 2018
7 years and 246 days ago
Steam Reviews
Mostly Positive29,699 reviews79.9%
Does this feel indie?
Vote based on whether this game feels indie to you. You can change your vote at any time. Results earn an IGF score after 10 accepted votes.No votes yet
Game contextLatest: IGF Team
| ContextThe evidence factors used to assess whether this game belongs on IndieGame.Fan. | Status | Notes Latest Contributor: IGF TeamEdit notes |
|---|---|---|
Updated: Jul 10, 2026Developer scaleThe operating scale of the game's developer. | ||
Updated: Jul 14, 2026Publisher scaleThe operating scale of the game's publisher. | ||
Updated: Jul 14, 2026Publisher statusHow the game's publishing relationship is classified. | ||
Updated: Jul 10, 2026Release statusWhether and how the game has been released. |
Media
20 itemsAbout the Game
Start Small. Command Everything.
Your journey begins with a single ship - but what you become is up to you.Trade, fight, explore, and build your way to power as you grow from a lone pilot into the leader of a vast space empire. Command fleets, manage resources, and shape the future of the galaxy through your decisions.
A Living, Simulated Universe
The universe of X4 is fully simulated and constantly evolving.Factions trade, build, and wage war independently, reacting dynamically to both your actions and each other. Every station, ship, and economy is part of a living system that continues to grow - with or without your influence.
Build Your Empire
Construct space stations, establish trade networks, and control entire production chains.Design and expand your infrastructure using a modular system, building stations that power your economy, manage supply chains, and automate production as your empire grows into a self-sustaining powerhouse.
Fight and Command
Engage in real-time combat and take direct control of your ships - or command entire fleets strategically.From small skirmishes to large-scale battles, every encounter is shaped by your tactics and decisions.
A Universe in Motion
- Thousands of ships and stations carry out their tasks
- Factions build and expand stations
- Trade routes evolve as the economy develops
- Instigate war or broker peace through subterfuge and diplomacy
A Universe That Keeps Evolving
X4: Foundations continues to grow with major updates and expansions that introduce new systems, mechanics, and opportunities for players. Make the universe your own alongside a thriving modding community.Whether you’re returning or starting fresh, there’s never been a better time to build your empire.
