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Game · Strategy

FreeOrion

Turn-based space empire and galactic conquest game.

  • Completely free
  • Windows and Linux
  • Open source
  • No account

Overview

FreeOrion is a turn-based strategy game, available on Windows and Linux.

Gameplay elements described in its Flathub listing, in its GitHub repository and in its Winget manifest: turn-based play.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Turn-based space empire and galactic conquest game” — Flathub, 10 November 2026
  • “It builds on the classic 4X (eXplore, eXpand, eXploit and eXterminate) model.” — Flathub, 10 November 2026

At a glance

FreeOrion is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-2.0 & CC-BY-SA-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • No account needed
  • Commercial use allowed

About

FreeOrion is a free, Open Source, turn-based space empire and galactic conquest computer game. FreeOrion is inspired by the tradition of the Master of Orion games, but does not try to be a clone or remake of that series or any other game. It builds on the classic 4X (eXplore, eXpand, eXploit and eXterminate) model.

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from Winget (Windows Package Manager) (credit card, account, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 7 November 2026
  • Description from Flathub — AppStream (Flathub)

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