ChromeOS is a Material Design theme for GNOME/GTK based desktop environments. Based on nana-4 -- materia-theme

• GTK >=3.20
• gnome-themes-extra (or gnome-themes-standard)
• Murrine engine — The package name depends on the distro.
  • gtk-engine-murrine on Arch Linux
  • gtk-murrine-engine on Fedora
  • gtk2-engine-murrine on openSUSE
  • gtk2-engines-murrine on Debian, Ubuntu, etc.
• bc — build dependency

Run the following commands in the terminal:

./install.sh

Tip: ./install.sh allows the following options:

-d, --dest DIR          Specify destination directory (Default: /usr/share/themes)
-n, --name NAME         Specify theme name (Default: ChromeOS)
-c, --color VARIANT...  Specify color variant(s) [standard|dark|light] (Default: All variants)
-s, --size VARIANT      Specify size variant [standard|compact] (Default: All variants)
-h, --help              Show help

For more information, run: ./install.sh --help

You can install the theme from the Snap Store оr by running:

sudo snap install chromeos-themes

To connect the theme to an app run:

sudo snap connect [other snap]:gtk-3-themes chromeos-themes:gtk-3-themes

To connect the theme to all apps which have available plugs to gtk-common-themes you can run:

Intall Firefox theme