The Zachtronics Solitaire Collection is a captivating compilation of solitaire games, each offering a unique twist on the classic card game. Originally designed as minigames for Zachtronics' releases between 2016 and 2022, these solitaire variants have been updated with stunning 4K graphics and are now available in one comprehensive collection. The collection also introduces a brand new solitaire variant exclusive to this release.

Opus Magnum is a puzzle game developed by Zachtronics, known for titles like SpaceChem and SHENZHEN I/O. In this game, you step into the shoes of Anataeus Vaya, a highly talented alchemist who has been appointed as the Head Alchemist for House Van Tassen, a prestigious and wealthy family. However, beneath the luxurious exterior of the family, there are hidden dangers that alchemy alone might not be able to resolve.

EXAPUNKS - a captivating journey into the world of hacking set in the year 1997. You find yourself in the shoes of a former hacker who is now battling the phage, a life-threatening condition. The stakes are high as you strike a deal: one successful hack earns you one dose of the cure. With nothing left to lose but your life, you dive into the underground world of hacking.

SpaceChem is an innovative puzzle game developed by Zachtronics, where you step into the shoes of a Reactor Engineer for SpaceChem, the premier chemical synthesizer for frontier colonies. Your task is to construct intricate factories that convert raw materials into valuable chemical products. The game challenges you to optimize your designs to meet production quotas while dealing with the menacing threats that loom over SpaceChem.

MOLEK-SYNTEZ is set in December 2092 in Cluj-Napoca, Romania, where the cold seeps through the walls. Instead of venturing outside, you stay indoors, lighting another cigarette and continuing your work. In this game, you take on the role of a scientist using a molecular synthesizer to transform basic industrial chemicals like benzene, acetone, and hydrochloric acid into small molecules with various pharmacological effects. The challenge lies in programming the synthesizer to achieve these transformations efficiently.