Zachtronics is back with an ambitious new design-based puzzle game. Take on the role of a Reactor Engineer working for SpaceChem, the leading chemical synthesizer for frontier colonies. Construct elaborate factories to transform raw materials into valuable chemical products!

In CUIT, it is only you and your mind. A challenging and relaxing puzzle game, ready to test you from top to bottom. Navigate a current through a circuit. Power a target, avoid the explosives. Sounds easy? Try it - and guess again. A logical challenge - for everyone.

Tametsi is a difficult logic game played on a set of tiles, in which you must use the clues provided to discover and mark hidden mines.

Save the world one wire at a time with Bomb Squad Academy, a puzzle game where you have to defuse bombs under a time constraint.

Polimines 2 is the sequel to Polimines, a challenging logic game that combines Nonograms and Minesweeper mechanics. All levels are designed by hand so that guessing is never necessary.

CrossCells is an ambient logic puzzle game.

Sigils of Elohim is a free mini-game prelude to Croteam’s upcoming first-person puzzler The Talos Principle that challenges players to solve dozens of challenging sigil puzzles under the watchful eye of Elohim.

Infinifactory is a sandbox puzzle game by Zachtronics, the creators of SpaceChem and Infiniminer. Build factories that assemble products for your alien overlords, and try not to die in the process.