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a little exploration game about hiking up a mountain

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

At the end of everything, hold onto anything.

Remember: Losing is fun!

How long can you keep the city moving?

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

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

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

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

A puzzle roguelike in hyperbolic plane

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!

What is the longest possible length a bird can be? Obviously a question only all the fruit in the world can answer!

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

A difficult puzzle game about plumbing.

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.

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

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.