How to run GNU utilities without root?
Try out Termux! (Note: I'm not affliated with it or its author)

Termux provides a full set of common Linux CLI tools like GNU coreutils, binutils, and popular software like imagemagick, ffmpeg, as well as development environment like Clang, Python and Ruby. Other nice gadgets also include Vim, Emacs, tmux, htop, etc.

All available without root.


Image from Google Play details page