afflib-tools software package provides Advanced Forensics Format Library (utilities), 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 afflib-tools
afflib-tools is installed in your system.
Make ensure the afflib-tools package were installed using the commands given below,
$ sudo dpkg-query -l | grep afflib-tools *
You will get with afflib-tools package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Utilities |
| Package | afflib-tools |
| Version | 3.7.10-1 |
| Description | Advanced Forensics Format Library (utilities) |
| Sub Section | Utils |