Terser - JavaScript parser, mangler, optimizer and beautifier toolkit for ES6+
Ori and the Blind Forest - Ori and the Blind Forest is a superb, Platform, Action-Adventure, Role-playing, and Single-player video game created by Moon Studios and published by Microsoft Studios.
UglifyJS - JavaScript minifier, beautifier, mangler and parser toolkit.
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.
JavaScript Obfuscator - JavaScript Obfuscator is a free online tool that obfuscates your source code, preventing it from being stolen and used without permission.
Botanicula - Botanicula is a point-and-click adventure game developed by Amanita Design.