DayZ - DayZ is an open world multiplayer survival game that tosses you in the midst of a zombie apocalypse.

TripleA - TripleA is a free (under GPL) turn based strategy game based on Axis & Allies board game.

7 Days to Die - 7 Days to Die is a post-apocalyptic survival game, during which players must craft shelters and horde resources in order to survive waves of undead enemies. Read more about 7 Days to Die.

Domination - Domination is a game that is a bit like the well known board game of Risk.

SCUM - SCUM is an Open World Survival, Third-person Exploration, Single-player and Multiplayer video game developed and published by Gamepires for Microsoft Windows.

Warlight - Warzone is a customizable Risk-like strategy game where you compete with your friends to conquer the world.