Click on it for it to open. They are DOS programs and will open their own DOS window when you click them. The successive generations are depicted down the screen. You have to compete in the evolutionary game of life better than your opponent. You can arrange for cells of different ages to die making the simulation end sooner, but by changing the rules to easier ones before all the cells die you can revive them.
Patterns produced can be pretty, especially with the simple rules.
You should run in a full DOS window to see it working properly. In a small window, the computer runs faster than the screen updates, so all the generations are not depicted. Finally, here are some more tiny machine code programs. You can change the parameters to see different phenomena in this predator-prey simulation. Drunken Henry has been reported for sexual harassment and has to be pointed to the door of the Dean or Vice-Chancellor across the campus.