appdata-tools software package provides Transitional dummy package (appdata-tools -> appstream-util), you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install appdata-tools
appdata-tools is installed in your system.
Make ensure the appdata-tools package were installed using the commands given below,
$ sudo dpkg-query -l | grep appdata-tools *
You will get with appdata-tools package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Development |
| Package | appdata-tools |
| Version | 0.5.13-1 |
| Description | Transitional dummy package (appdata-tools -> appstream-util) |
| Sub Section | Devel |