http://deb.anydesk.com/howto.html
wget -qO - https://keys.anydesk.com/repos/DEB-GPG-KEY | apt-key add -
echo "deb http://deb.anydesk.com/ all main" | sudo tee /etc/apt/sources.list.d/anydesk-stable.list
https://help.dropbox.com/es-la/installs-integrations/desktop/linux-repository
sudo apt-key adv --keyserver pgp.mit.edu --recv-keys 1C61A2656FB57B7E4DE0F4C1FC918B335044912E
echo "deb https://linux.dropbox.com/ubuntu trusty main" | sudo tee /etc/apt/sources.list.d/dropbox.list
https://inkscape.org/es/release/inkscape-1.1/gnulinux/ubuntu/ppa/dl/
sudo add-apt-repository ppa:inkscape.dev/stable
https://helpcenter.onlyoffice.com/installation/desktop-install-ubuntu.aspx
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys CB2DE8E5
echo 'deb https://download.onlyoffice.com/repo/debian squeeze main' | sudo tee -a /etc/apt/sources.list.d/onlyoffice.list
https://www.sublimetext.com/docs/linux_repositories.html
wget -qO - https://download.sublimetext.com/sublimehq-pub.gpg | sudo apt-key add -
echo "deb https://download.sublimetext.com/ apt/stable/" | sudo tee /etc/apt/sources.list.d/sublime-text.list
https://repo.steampowered.com/steam/
wget -q https://repo.steampowered.com/steam/archive/stable/steam.gpg -O- | sudo apt-key add -
sudo tee /etc/apt/sources.list.d/steam.list <<'EOF'
deb [arch=amd64,i386] http://repo.steampowered.com/steam/ stable steam
deb-src [arch=amd64,i386] http://repo.steampowered.com/steam/ stable steam
EOF
sudo dpkg --add-architecture i386
https://www.virtualbox.org/wiki/Linux_Downloads
echo "deb [arch=amd64] https://download.virtualbox.org/virtualbox/debian $(lsb_release -sc) contrib" | sudo tee /etc/apt/sources.list.d/virtualbox.list
wget -q https://www.virtualbox.org/download/oracle_vbox_2016.asc -O- | sudo apt-key add -
wget -q https://www.virtualbox.org/download/oracle_vbox.asc -O- | sudo apt-key add -