A downloadable game for Windows and Linux

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$11.99 $6.59 USD or more

Push and pop your way through Stack Machines - an open-ended puzzle programming game. Use the stack data structure in the form of 4 stack machines moving according to the modules(instructions) placed on a grid to read, transform and output different input sequences. Optimize your solutions for size, module count, speed and cost-effectiveness.


  • 4 stacks
  • Wrapping resizable board
  • Open-ended puzzles with a lot of potential for optimization
  • 4 optimization metrics
  • Histograms
PlatformsWindows, Linux
Rated 5.0 out of 5 stars
(1 total ratings)
AuthorUP Development
GenrePuzzle, Simulation
Made withGodot
Tags2D, logic, programming, Singleplayer, zach-like, zachlike
Average sessionAbout a half-hour
LinksSteam, Homepage, Twitter, Discord, Reddit


Buy Now
On Sale!
45% Off
$11.99 $6.59 USD or more

In order to download this game you must purchase it at or above the minimum price of $6.59 USD. Your purchase comes with a Steam key. You will get access to the following files:

StackMachines_v1.0.2_Linux 39 MB
StackMachines_v1.0.2_Windows 37 MB

Download demo

StackMachines_Demo_Linux 39 MB
StackMachines_Demo_Windows 37 MB

Development log


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What is the status of developement?  "Update v1.0.2" suggest it is finished, but the info says it is a Prototype...

It's finished, I just forgot to change the status.

(1 edit) (+1)

Great idea.
It lacks a tutorial or at least some mouseover explanations.