Install xfractint by entering the following commands in the terminal:
sudo apt update sudo apt install xfractint
Description:
UNIX-based fractal generator
Generate Mandelbrot, Julia, IFS, and many more fractals in 2D and 3D, including those you design yourself. Version 19 now supports arbitrary precision which allows zooming to a depth of 10^1600, as well as generation of random dot stereograms.
Homepage: http://www.fractint.org
Version: 20.4.10-2build1
Section: multiverse/graphics