Gnome3

sudo add-apt-repository ppa:gnome3-team/gnome3-staging sudo apt update sudo apt install ubuntu-gnome-desktop

customize environment with gnome-tweak-tool

theme

sudo apt-add-repository ppa:numix/ppa sudo apt-get update sudo apt install numix-gtk-theme numix-icon-theme-circle numix-folders numix-wallpaper-aurora numix-plymouth-theme

gtk theme

sudo apt-get install gtk-theme-switch gtk-theme-switch2

gnome shell extensions

sudo add-apt-repository ppa:ne0sight/chrome-gnome-shell
sudo apt-get update
sudo apt-get install chrome-gnome-shell

https://extensions.gnome.org/

https://extensions.gnome.org/extension/120/system-monitor/ (for zeisty see patch)

https://extensions.gnome.org/extension/906/sound-output-device-chooser/

https://extensions.gnome.org/extension/779/clipboard-indicator/

https://extensions.gnome.org/extension/8/places-status-indicator/

https://extensions.gnome.org/extension/570/todotxt/

https://extensions.gnome.org/extension/1112/screenshot-tool/

https://extensions.gnome.org/extension/495/topicons/