It is officially supported on Windows and Linux , with a Mac version also planned or available depending on the build.
Available for download on the official Avorion website . Avorion Free Download (v2.3.1)
Patch 2.3.1 was released to the beta branch to address performance and quality-of-life improvements. It is officially supported on Windows and Linux
Avorion - Sci-Fi Space Sandbox: Explore, Build, Trade, Fight Avorion Free Download (v2.3.1)
The developers offer a free demo to test the game's atmosphere and basic features: