X3: Albion Prelude, X3: Terran Conflict, and X3: Reunion is now available on Linux and to celebrate all X3 packages are 50% off until July 8th!

The X games hurl you into the most detailed universe ever created, right into the middle of an epic, intergalactic story filled with twists and turns at every jump gate. Become the hero once more as you TRADE, FIGHT, BUILD, and THINK your way to victory.

Immerse yourself in a living, breathing universe where all your actions have consequences.

• Largest X Universe ever.
  
• New faction: the Terrans – inhabitants of the Earth.
  
• More jobs and non-linear missions than ever before.
  
• More than 100 new spaceships, new ship classes and weapon systems.
  
• Re-designed user interface for comfortable control by mouse, keyboard and joystick.
  
• New group management tool.
  
• Large battleships can be boarded by an outside team.

• OS: Ubuntu 12.04 LTS
• Processor: Pentium IV or AMD equivalent at 2.0 GHzMemory: 1 GB RAM
• Memory: 1 GB RAM
• Graphics: 256MB OpenGL 2.0+ discrete NVIDIA/AMD card (with proprietary driver) or Intel Core i7-2620M with Mesa 9.0Hard Drive: 10GB of free space

• OS: Ubuntu 12.04 LTS
• Processor: Intel Core 2 Duo or AMD equivalent at 2.0 GHzMemory: 3 GB RAM
• Memory: 3 GB RAM
• Graphics: 512MB OpenGL 3.0+ discrete NVIDIA/AMD card (with proprietary driver)Hard Drive: 10GB of free space