dmtx-utils software package provides Utilities for reading and writing Data Matrix 2D barcodes, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install dmtx-utils
dmtx-utils is installed in your system.
Make ensure the dmtx-utils package were installed using the commands given below,
$ sudo dpkg-query -l | grep dmtx-utils *
You will get with dmtx-utils package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Utilities |
| Package | dmtx-utils |
| Version | 0.7.4-1+b1 [amd64, armel, armh |
| Description | Utilities for reading and writing Data Matrix 2D barcodes |
| Sub Section | utils |