Various gifs created with Grasshopper 3d + Squid and Anemone plugins for animation

Additional tools were used for some of them (Python, other plugins)

More can be seen at http://numbersandlines.tumblr.com/

 

1) 
Prime numbers geometrical finder script - inspired by sievesofchaos.com
Finds prime numbers by checking the number of circlescrossing each other - when there are exactly 4 circles, the number is prime.

2) Various interations of random logo generator