Neon Vegetables is an Original Fractal Art piece created by using JWildfire Fractal Flame editor.
You can create your own fractal art by downloading the Free software which is Open Source and available from the website of the creator of program, Andreas Maschke.
This software is really intuitive and runs on any system which runs Java. There are plenty of random fractals generated by the program to help you understand how they are made.
Plus, there’s several tutorials available on YouTube about how to use this program.