bugsx

This isn't actually a game. I wouldn't really call it a toy, either. In its own words:

bugsx is a program which draws biomorphs based on parametric plots of Fourier sine and cosine series and let's you play with them using genetic algorithms.

Basically, you breed graphs. I'm not sure how you affect the breeding process. You have two options: 'initialize' and 'breed'. They both leave you with sixteen new 'bugs' formed from line-drawings.

They look neat. I