ImageMagick is a library of image manipulation functions that you can install on almost any operating system (Windows, Linux, macOS, and more). The library is relied upon by many tools and utilities, so chances are you already have it installed through a dependency.
First, verify that ImageMagick is installed:
If you find that the version you have is outdated, simply run:
sudo apt upgrade imagemagick
You can install ImageMagick using the following commands:
sudo apt update sudo apt install imagemagick
Alternatively, you can build it from source, or use the commands specific to your operating system and distribution. ImageMagick is free software. It can assist users in converting to and from any bitmap image format. It can perform and automate almost any operation, or sequence thereof, on images. It is designed to allow users to be creative. Dig into what ImageMagick can do for you on the official webpage.