gmic-zart software package provides GREYCs Magic for Image Computing - ZArt, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gmic-zart
gmic-zart is installed in your system.
Make ensure the gmic-zart package were installed using the commands given below,
$ sudo dpkg-query -l | grep gmic-zart *
You will get with gmic-zart package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Graphics |
| Package | gmic-zart |
| Version | 1.6.8-3+b3 |
| Description | GREYCs Magic for Image Computing - ZArt |
| Sub Section | Graphics |