Kenshō - A puzzle adventure through nature, time and space
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
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.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Machinarium - Machinarium is independent puzzle / adventure game by Amanita Design
LightShot - The fastest way to take a customizable screenshot.