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

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

​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.

The action puzzle minigame from EXAPUNKS, now available for the NES!

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!

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

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

ZACH-LIKE is a book of behind-the-scenes design documents from Zachtronics.