Define the behaviour of cells according to
the number of white neighbours around them.
The population itself drives the evolution
of your universe.
pattern driven world
Define a spatial pattern. Whenever the selected
neighbour configuration appears around a cell,
that cell changes colour.
Define your rules
Population driven world
Move the two coloured buttons to define how many
white neighbours control the fate of the centre cell.
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The default positions suggested by this program are those that tend to most interesting worlds.
Pattern driven world
Black = this neighbour must be black.
White = this neighbour must be white.
Grey = this neighbour can be either colour.
The centre square is the cell whose colour changes.
Click a surrounding square to cycle:
Grey → Black → White → Grey.
Choose your World
No suitable worlds were found.
The engine tested 500 different 4 × 4
starting patterns.
None were still growing after 10 generations.