Moom - Move your mouse over the green zoom button in any window, and Moom's mouse control overlay will appear (as seen in the above animation).
Galaga - Galaga is a 1981 superb Shoot ‘em up, Action, Single-player, and Arcade video game created by Bandai Namco Studios Inc.
Hammerspoon - This is a tool for powerful automation of OS X.
1942 Game - 1942 is a Vertically Scrolling Shoot ’em-up, Single and Multiplayer video game developed and published by Capcom.
Spectacle App - Move and resize windows with ease.
Chicken Invaders - Chicken Invaders is a 1999 Action, Arcade, Shoot ‘em up, Single-player and Multiplayer video game series developed and published by InterAction Studios.