Quadrilateral Cowboy

Quadrilateral Cowboy is a first-person puzzle-adventure video game by independent developer Blendo Games. The game was released on July 25, 2016, for Microsoft Windows, and on October 1, 2016, for macOS and Linux.

In Quadrilateral Cowboy, the player assumes the role of a computer hacker in a cyberpunk-themed 1980s setting. The player is tasked with coordinating a series of heists, often including puzzles that must be overcome by writing computer programs.

Quadrilateral Cowboy was developed over four years, using a modified version of the Id Tech 4 engine. The game received "generally favorable" reviews on Metacritic and has received a number of indie game accolades, including the Seumas McNally Grand Prize.