Cubelands - Cubelands is an Exciting, Role-playing, Sandbox, Building, Single and Multiplayer video game created and published by Upjers.
The Swapper - The Swapper is an Amazing, 2D, Science-Fiction, Puzzle, Platformer, Action-Adventure, Side-scrolling, Exploration, and Single player Space video game by Olli Harjola, Facepalm Games.
Garry’s Mod - Garry’s Mod is Funny, Sandbox, Co-op, Building, FPS, Action, Single and Multiplayer video game created by Facepunch and published by Valve.
Machinarium - Machinarium is independent puzzle / adventure game by Amanita Design
Terraria - Dig, Fight, Build! The very world is at your fingertips as you fight for survival, fortune, and glory.
Limbo - “Dark, disturbing, yet eerily beautiful, Limbo is a world that deserves to be explored.” Joystiq. “Limbo is as close to perfect at what it does as a game can get.” Destructoid. Buy LIMBO: Special Edition.