How about open source code for some makes and models of voting machine?
The US Veterans' Administration health records software system is in the public domain. https://en.wikipedia.org/wiki/VistA#Licensing_and_disseminat... But it's not listed here. (It's also kind of complex. "wget; tar x; ./configure ; make" probably won't get you a running instance. Still.
The US Veterans' Administration health records software system is in the public domain. https://en.wikipedia.org/wiki/VistA#Licensing_and_disseminat... But it's not listed here. (It's also kind of complex. "wget; tar x; ./configure ; make" probably won't get you a running instance. Still.