Dwarf Fortress - Dwarf Fortress is a single-player fantasy game with two modes: fortress and adventure.
Rust Game - Rust’s world is harsh. The environment is not kind. Bears and wolves will chase and kill you. Falling from a height will kill you. Being exposed to radiation for an extended period will kill you. Starving will kill you. Being cold will kill you.
Domina - Domina is an Action, Strategy, Combat, and Single-player Simulation created and published by DolphinBarn.
DayZ - DayZ is an open world multiplayer survival game that tosses you in the midst of a zombie apocalypse.
Conan Exiles - Conan Exiles developed by Funcom and published by Koch Media.
Big Buck Hunter - Big Buck Hunter is an Arcade-Style First-person Hunter video game created and published by GameMill Entertainment.