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a little exploration game about hiking up a mountain

A puzzle game about planning the train route for the world's most awkward space colony

Remember: Losing is fun!

(Through Puzzling Exhibitions)

Alternate reality internet simulator set in 1999!

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

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

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

At the end of everything, hold onto anything.

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!

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

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

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

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.

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

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

Use the MOLEK-SYNTEZ to create small molecules with various pharmacological effects.

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

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