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An open-world puzzle game inspired by The Witness

All seven Zachtronics solitaire games, updated with new 4K graphics, plus one brand new Tarot-themed solitaire variant.

a little exploration game about hiking up a mountain

Build factories that assemble products for your alien overlords, and try not to die in the process.

(Through Puzzling Exhibitions)

A mind-bending recursive puzzle game about boxes within boxes within boxes within boxes.

Ironclad Tactics is a fast-paced, card-based tactics game set in an alternate history Civil War – with robots!

Defend America from an alternate-universe America using state-of-the-art 1980s military hardware.

Brave hundreds of hand-crafted challenges as you help Madeline survive her journey to the top of Celeste Mountain!

Entrancing musical falling block puzzler

SpaceChem is an obscenely addictive, design-based puzzle game about fake science!

A puzzle game where you change the rules. Also award-winning!

SHENZHEN I/O: BUILD CIRCUITS. WRITE CODE. RTFM.

Joyride a mecha. Sext your enemies. Fight the pull of gravity.

​The year is 1997. You used to be a hacker, but now you have the phage.

Boot up your Z5 Powerlance and dial into Last Call BBS, the last game from Zachtronics!

Master the intricate, physical machinery of the transmutation engine— the alchemical engineer’s most advanced tool!

It’s the assembly language programming game you never asked for!

A visual novel about an AI counseling program, the people who develop it, and the people who use it.

Fighting against fortune would be a lot easier if you weren't a walking dice.

Chisel through a layer cake of thousand-year-old civilizations.