1) Linux game 2) Windows game 
Ryzom, also known as The Saga of Ryzom, is a massively multiplayer online role-playing game (MMORPG). Ryzom is labeled as Science-Fantasy by the creators due to storyline elements that are typically found in both science fiction and fantasy genres. Originally developed by Nevrax, the game is now owned and operated by Winch Gate Property, Ltd. The ...