Libreoffice

Instalação

Instala o programa.

sudo apt install libreoffice -y

Pacote de idiomas

sudo apt install libreoffice-l10n-pt-br -y

Temas

sudo apt install libreoffice-gtk2 libreoffice-gtk3 -y 
sudo apt install sudo apt install libreoffice-style-breeze -y 
sudo apt install libreoffice-style-colibre -y 
sudo apt install libreoffice-style-elementary -y 
sudo apt install libreoffice-style-galaxy -y 
sudo apt install libreoffice-style-hicontrast -y 
sudo apt install libreoffice-style-sifr -y 
sudo apt install libreoffice-style-tango -y

Fonte

Repositório do Ubuntu.