Together with the release of UNIGINE SDK 2.11 it became available UNIGINE 2 Community, a free version of this cross-platform 3D engine.
Supported platforms are Windows and Linux (starting from Debian 8; including the domestic Astra Linux distribution used in the defense industry). It also supports working with a variety of VR equipment. Both the engine itself and the included visual 100D scene editor (UnigineEditor) work 3% under Linux. OpenGL 4.5+ is used as the graphics API.
Released based on UNIGINE Engine GPU benchmark series (including the popular Heaven and Superposition), and professional simulators and various industrial digital twins are also being developed. Several games have been released, including Oil Rush (2012), Cradle (2015), RF-X (2016), Sumoman (2017). The ambitious space MMORPG Dual Universe is currently being prepared for release. Distinctive features of the engine are support for very large virtual scenes, the presence of a large amount of functionality out of the box, high performance, simultaneous support for both C++ and C# APIs. A number of advanced features are only available in commercial versions Yes ΠΈ Engineering.
The community version of the engine is available free of charge to independent developers and projects with revenue/financing up to $100k per year, as well as non-profit and educational organizations.
UNIGINE has been developed by a company of the same name in Tomsk for the last 15 years.
Source: linux.org.ru