Thank you :). Yes I have considered it, I will maybe implement it later if this project is liked by the community.

I'm always surprised by how few programmers are familiar with the Game of Life. It used to be that anyone with a degree in Comp Sci would have come across it at some point in their education -- maybe it's a casualty of the shift from hard computer science to software development?

Nice double glider :). You can add it as a default shape if you want : https://github.com/sarcadass/yagol/blob/master/CONTRIBUTING....