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.
AstroMenace - Cross-platform and open-source 3D space shooter with spaceship upgrades.
Machinarium - Machinarium is independent puzzle / adventure game by Amanita Design
Escape From: A Christmas Tale - An experimental retro game based on CSS Grid Layout
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.
Utilizer Deluxe - Utilizer Deluxe - mobile arcade shooter game mixed with a match 3 genre!