Similar to the Ubuntu Tweak Tool, elementary OS has a Settings plugin that adds a number of new options.
How to install elementary-tweaks on Freya.
In order to install elementary tweaks you have to add a PPA. Make sure of knowing the dangers of adding PPAs beforehand.
Make sure you have installed the program for adding PPAs. Run the commands:
sudo add-apt-repository ppa:philip.scott/elementary-tweaks sudo apt update sudo apt install elementary-tweaks
According to project page: https://github.com/elementary-tweaks/elementary-tweaks
curl -sL http://i-hate-farms.github.io/spores/install | sudo bash - sudo apt-get install elementary-tweaks
From I hate farms ~ GitHub.
sudo add-apt-repository -r ppa:versable/elementary-tweaks-isis sudo apt-get update sudo apt-get install elementary-tweaks