Processing is a programming language and environment built for the electronic arts and visual design communities. It is created to teach fundamentals of computer programming within a visual context and to serve as a software sketchbook. It is used by students, artists, designers, architects, and researchers for learning, prototyping, and production.

Creates, breeds and mutates plant and animal images. Needs POV-Ray PovRay to render images.

Uses genetic algorithms to breed and mutate shapes.

Creates kaleidoscope snowflake images from lines using fractal principles.

Takes objects created by a script and mutates them.

Flame fractals that look like glowing gas and other incredible things.