XFCE

 apt-get install xfce4-whiskermenu-plugin

Skype

Ругается на ключи при "apt update"

curl https://repo.skype.com/data/SKYPE-GPG-KEY | sudo apt-key add - 

Viber

Can not start on Debian 8.7

apt-get install libqt5gui5

Debian 9 Need download and install: https://packages.debian.org/jessie/amd64/libssl1.0.0/download