The full catalog

Program a drone to automate an entire farm. Plant, harvest, optimise — then watch your code outgrow you.

Reverse-engineer a corrupted parallel computer by writing assembly for its tiny nodes. Zachtronics’ cult open-ended assembly puzzler.

It’s 1997 and you’re a hacker with a disease only an illegal procedure can cure. Write EXA agents to infiltrate machines and steal what you need.

Build and program elegant alchemical machines, then optimise them for cost, cycles and area. The most approachable Zachtronics.

Start with a single NAND gate and build your way to a working CPU — then write assembly for the computer you designed.

The classic block-based creative coding platform where kids build games, stories and animations by snapping instructions together.

An open-source MMO RTS where your units are driven by JavaScript you write — and the world keeps running 24/7, even while you sleep.

Build circuits and write microcontroller assembly to make gadgets for a shady electronics firm — datasheets, debugging and all.

Program a whole crowd of workers with one shared algorithm and watch them move in perfect, parallel lockstep.