1st things to do on Ubuntu
sudo apt-get update
sudo apt-get install unity-tweak-tool
This theme is quite complehensive: http://www.noobslab.com/2017/01/arc-theme-light-dark-versions-and-arc.html
sudo add-apt-repository ppa:moka/daily
sudo add-apt-repository ppa:noobslab/themes
sudo add-apt-repository ppa:noobslab/icons
sudo apt-get update
sudo apt-get install moka-icon-theme arc-theme arc-icons
sudo apt-get install oxygen-cursor-theme-extra
sudo apt-get install git
sudo add-apt-repository ppa:webupd8team/sublime-text-3
sudo apt-get update
sudo apt-get install sublime-text-installer
sudo apt-get update
sudo apt-get install terminator
sudo add-apt-repository ppa:plushuang-tw/uget-stable
sudo apt update
sudo apt install uget
sudo apt-get install ibus-unikey
then restart computer and add input method as ibus unikey
sudo add-apt-repository ppa:apandada1/brightness-controller
sudo apt-get update
sudo apt-get install brightness-controller
sudo add-apt-repository ppa:graphics-drivers/ppa
sudo apt-get update
sudo apt search nvidia
pick the latest driver in form of nvidia-*
and install by sudo apt-get install nvidia-*
Use these open source solutions: